auroramodel481pumps section 912 page 201 single ... · auroramodel483pumps singlestagefirepumps...

PUMP SIZECASE

DISCH MODEL BORE A B D E G H O R S U V W X Z AA AB AC AD AW AX CP YY ZZ2-1/2 481 10B 3 2 8 10 8 3-1/2 3/4 5/8 16 4 4 1-1/8 2-7/8 13-1/2 9-3/4 4 2-1/8 1/4 1/8 9-1/2 – – 24 10

(203) (254) (203) (89) (19) (16) (406) (102) (102) (29) (73) (343) (248) (102) (54) (6) (3) (241) – – (610) (254)3 481 10 4 2 8 10 9 3-1/2 3/4 5/8 16-1/4 4 4-1/2 1-1/8 2-7/8 13-1/2 10 4-1/2 2-1/8 1/4 1/8 9-1/2 – 1/2 24 11

(203) (254) (229) (89) (19) (16) (413) (102) (114) (29) (73) (343) (254) (114) (54) (6) (3) (241) – (13) (610) (279)4 481 11 5 3 10 12 10 4-1/4 7/8 3/4 18-3/8 5 5 1-3/8 3 14-1/2 11-1/4 5 2-3/8 3/8 3/16 9-1/2 – 1/2 26 12-3/4

A/C (254) (305) (254) (108) (22) (19) (467) (127) (127) (35) (76) (368) (286) (127) (60) (10) (5) (241) (13) (660) (324)4 481 11 5 3 10 12 10 4-1/4 7/8 3/4 18-3/8 5 5 1-3/8 3 14-1/2 12 5 2-3/8 3/8 3/16 9-1/2 – 1/2 26 12-3/4

D (254) (305) (254) (108) (22) (19) (467) (127) (127) (35) (76) (368) (305) (127) (60) (10) (5) (241) (13) (660) (324)4 481 15 5 3 10 12 11 4-1/4 7/8 3/4 21-1/8 5 5-1/2 1-3/8 3 14-1/2 13 5-1/2 2-3/8 3/8 3/16 9-1/2 – – 26 14

(254) (305) (279) (108) (22) (19) (537) (127) (140) (35) (76) (368) (330) (140) (60) (10) (5) (241) – – (660) (356)5 481 11 6 4 10 12 11 4-1/4 7/8 3/4 19-3/4 5 5-1/2 1-1/2 3-1/2 16 11-1/4 5-1/2 2-7/8 3/8 3/16 11 – 3/4 28-1/2 13-1/4

(254) (305) (279) (108) (22) (19) (502) (127) (140) (38) (89) (406) (286) (140) (73) (10) (5) (279) – (19) (724) (337)5 481 15 6 4 10 12 12-1/2 4-1/4 7/8 3/4 22-1/2 5 6-1/4 1-1/2 3-1/2 16 13-1/4 6-1/4 2-7/8 3/8 3/16 11 – – 28-1/2 15 1-1/4

(254) (305) (318) (108) (22) (19) (572) (127) (159) (38) (89) (406) (337) (159) (73) (10) (5) (279) – – (724) (381) (32)5 481 17 6 4 10 12 12-1/2 4-1/4 7/8 3/4 22-1/2 5 6-1/4 1-1/2 3-1/2 16 14 6-1/4 2-7/8 3/8 3/16 11 – – 28-1/2 15

(254) (305) (318) (108) (22) (19) (572) (127) (159) (38) (89) (406) (356) (159) (73) (10) (5) (279) – – (724) (381)6 481 11 8 4 10 12 12-1/2 4-1/4 7/8 3/4 21-7/8 5 6-1/4 1-1/2 3-1/2 16 11-3/4 6-1/4 2-7/8 3/8 3/16 11 – 1-1/4 28-1/2 14-1/2

(254) (305) (318) (108) (22) (19) (556) (127) (159) (38) (89) (406) (298) (159) (73) (10) (5) (279) – (32) (724) (368)6 481 11HH 8 4A 12 14-1/2 16-1/2 5 1-1/4 7/8 25-3/4 6 8-5/8 1-1/2 3-3/8 18-1/8 10 8-5/8 2-7/8 3/8 3/16 12-1/8 – – 32-7/8 15

(305) (368) (419) (127) (32) (22) (654) (152) (219) (38) (86) (460) (254) (219) (73) (10) (5) (308) (835) (381)6 481 14HH 8 5A 12 14-1/2 16-1/2 5 1-1/4 7/8 27 6 7-1/2 1-3/4 4-1/8 20-1/2 15 7-1/2 2-7/8 3/8 3/16 14-1/2 – – 36-3/4 17

(305) (368) (419) (127) (32) (22) (686) (152) (191) (44) (105) (519) (381) (191) (73) (10) (5) (368) (933) (432)6 481 15 8 5 12 14 13-1/2 5 1 7/8 24--7/8 6 6-3/4 1-3/4 4 18 14-1/4 6-3/4 2-7/8 3/8 3/16 12 – 3/4 32 16-3/4

(305) (356) (343) (127) (25) (22) (632) (152) (171) (44) (102) (457) (362) (171) (73) (10) (5) (305) – (19) (813) 4256 481 18 8 5 12 14 14-3/4 5 3/4 7/8 27-1/4 6 8 1-3/4 4 18 16 8 2-7/8 3/8 3/16 12 – 3/4 32 18

(305) (356) (375) (127) (19) (22) (692) (152) (203) (44) (102) (457) (406) (203) (73) (10) (5) (305) – (19) (813) (457)6 481 20 8 5 12 14 14-3/4 5 1 7/8 27-3/4 6 8 1-3/4 4 18 15-3/4 8 2-7/8 3/8 3/16 12 – 3/4 32 18

(305) (356) (375) (127) (25) (22) (705) (152) (203) (44) (102) (457) (400) (203) (73) (10) (5) (305) – (19) (813) (457)8 481 12 10 5 12 14 14-3/4 5 1-1/4 7/8 26-3/8 6 8 1-3/4 4 18 17 9 2-7/8 3/8 3/16 12 1-3/4 2 32 17-3/4

(305) (356) (375 (127) (32) (22) (670) (152) (203) (44) (102) (457) (432) (229) (73) (10) (5) (305) (44) (51) (813) (451)8 481 17 10 5 12 14 14-3/4 5 1-1/4 7/8 27-1/8 6 8 1-3/4 4 18 17 8 2-7/8 3/8 3/16 12 3/4 2 32 17-3/4

(305) (356) (375) (127) (32) (22) (689) (152) (203) (44) (102) (457) (432) (203) (73) (10) (5) (305) (19) (51) (813) (451)8 481 21 10 6B 20 17 18-1/2 9 1 15/16 32-1/2 7-1/2 9-1/2 2-1/8 5-7/16 21-7/8 18 9-1/2 4-3/4 1/2 1/4 14-3/8 – – 38 21 2

(508) (432) (470) (229) (25) (24) (826) (191) (241) (54) (138) (556) (457) (241) (121) (13) (6) (365) – – (965) (533)(51)

10 481 15 12 6B 15 22 25 6-1/2 1 7/8 38-1/2 10 13-1/2 2-1/8 5-7/16 21-7/8 17 13-1/2 4-3/4 1/2 1/4 11-7/8 – – 38 20 1-1/4(381) (559) (635) (165) (25) (22) (978) (254) (343) (54) (138) (556) (432) (343) (121) (13) (6) (301) – – (965) (508) (32)

10 481 18 12 6B 15 22 25 6-1/2 1 7/8 39-1/2 10 13-1/2 2-1/8 5-7/16 21-7/8 18 13-1/2 4-3/4 1/2 1/4 11-7/8 – – 38 22(381) (559) (635) (165) (25) (22) (1003) (254) (343) (54) (138) (556) (457) (343) (121) (13) (6) (301) – – (965) (559)

10 481 18D 12 7A 15 22 25 6-1/2 1-1/4 7/8 40-1/2 10 12-1/4 2-1/8 5 24-1/4 20 12-1/4 6-5/8 1/2 1/4 14-1/4 – – 43 24 2(381) (559) (635) (165) (32) (22) (1029) (254) (311) (54) (127) (616) (508) (311) (168) (13) (6) (362) – – (1092) (610) (51)

12 481 18 14 7 15 22 24 6-1/2 1 7/8 40-1/8 10 15 2-1/2 6-5/8 25-1/4 18 15 5 5/8 5/16 15-1/4 – – 43-7/8 23(381) (559) (610) (165) (25) (22) (1019) (254) (381) (64) (168) (641) (457) (381) (127) (16) (8) (387) – – (1114) (584)

AURORA MODEL 481 PUMPSSINGLE-STAGE FIRE SERVICE

Section 912 Page 201Date June 2007

Supersedes Section 912 Page 201Dated February 2005

R RB

AD

D

A

A

AAV

WCP

4 – H DIAHOLES

SUCTION

4 – H DIAHOLES

KEYWAYAB WIDEAC DEEP

U


BR RAD

U

AAV

WCP

A

A

D

ZZ PIPE TAPNEAR SIDE

DISCHARGE

1/2 PIPE TAP

VIEW A–A

VIEW A–A

O

Z

X

AW GA

E EAX

S

YY

SUCTION

LEFT HANDROTATION

RIGHT HANDROTATION

DISCHARGE


1/2 PIPE TAPXYY

S

AXA AW

E E G

Z

O

NOTES1. All dimensions are in inches (mm).2. Dimensions may vary ± 3/8" (10).3. Not for construction purposes unless certified.4. Suction & discharge flanges ANSI Standard flat face.

SUCTION

STD. 125# SUCTIONAND DISCHARGE

FLANGES

OPT. 125# SUCTIONFLANGE , 250# DIS-CHARGE FLANGE

OPT. 250# SUCTIONAND DISCHARGE

FLANGES

POWER

SERIES

* Pump sizes 6-481-11HH & 6-481-14HH are furnished as standardwith 125# suction flange and 250# discharge flange.

AURORA MODEL 483 PUMPSSINGLE STAGE FIRE PUMPS

Section 912 Page 202Date April 2003Supersedes Section 912 Page 202Dated July 2001

CP

AGAPPROX.

BC

VE

A

P DIA.APPROX.

AAW

G

3/4 NPT DRAIN

SUCTION DISCHARGE

3/4 PIPE TAP

QUANTITY 8 H-DIA.HOLES ON HV DIA.BOLT CIRCLE

SECTION A-A (TOP VIEW)22-1/20

S Z

XYY

RIGHT HAND ROTATION

LEFT HAND ROTATIONSECTION A-A (TOP VIEW)

QUANTITY 8 H-DIA.HOLES ON HV DIA.BOLT CIRCLE

22-1/20

3/4 PIPE TAP

SUCTIONDISCHARGE

SZ

X YY

BASE 1 2 3A 18 22 30

(457) (559) (762)G 1-3/4 1-3/4 2

(44) (44) (51)H 3/4 3/4 7/8

(19) (19) (22)HW 16-1/4 20 28

(413) (508) (711)

NOTES1. All dimensions are in inches (mm).2. Dimensions may vary ± 3/8" (10).3. Not for construction purposes unless certified.

4. Suction and discharge flanges are ANSI standard flat face.5. Motor dimensions “AG” and “P” will vary based on

manufacturer and style of motor. Conduit box is shown inapproximate location

STANDARD OPTIONAL OPTIONAL125# SUCTION AND 125# SUCTION AND 250# SUCTION AND

DISCHARGE 250# DISCHARGE 250# DISCHARGEFLANGES FLANGES FLANGES

213H

P21

5HP

254H

P25

6HP

284H

P28

6HP

324H

P32

6HP

364H

P36

5HP

404H

P40

5HP

444H

P44

5HP

� �MOTORFRAME

PUMP SIZECASE

DISCH MODEL BORE BASE S W X Z BC VE YY2-1/2 483 10 3 2 1 4 13-1/2 9-3/4 4 8 13 10

(102) (343) (248) (102) (203) (330) (254)3 483 10 4 2 1 4-1/2 13-1/2 10 4-1/2 7-3/16 13 11

(114) (343) (254) (114) (183) (330) (279)4 483 11 5 3 2 5 14-1/2 11-1/4 5 8-5/16 14 12-3/4

(127) (368) (286) (127) (211) (356) (324)4 483 15 5 3 2 5-1/2 14-1/2 13 5-1/2 9 14 14

(140) (368) (330) (140) (229) (356) (356)5 483 11 6 4 2 5-1/2 16 11-1/4 5-1/2 8-3/4 15 13-1/4

(140) (406) (286) (140) (222) (381) (337)5 483 15 6 4 2 6-1/4 16 13-1/4 6-1/4 10-1/16 15 15

(159) (406) (337) (159) (256) (381) (381)5 483 17 6 4 2 6-1/4 16 14 6-1/4 10-1/16 15 15

(159) (406) (356) (159) (256 (381) (381)6 483 11 8 4 2 6-1/4 16 11-3/4 6-1/4 9-1/4 15 14-1/2

(159) (406) (298) (159) (935) (381) (368)6 483 15 8 5 3 6-3/4 18 14-1/4 6-3/4 11-5/16 17 16-3/4

(171) (457) (362) (171) (287) (432) (425)6 483 18 8 5 3 8 18 16 8 12-1/2 17 18

(203) (457) (406) (203) (318) (432) (457)6 483 20 8 5 3 8 18 15-3/4 8 12-15/16 17 18

(203) (457) (400) (203) (239) (432) (457)8 483 12 10 5 3 8 18 17 9 11-9/16 17 17-3/4

(203) (457) (432) (229) (294) (432) (451)8 483 17B 10 5 3 8 18 17 8 12-3/8 17 17-3/4

(203) (457) (432) (203) (314) (432) (451)

SUCTION

POWER

SERIES

P 10 11 12 12 14 14 16 16 21 21 22 22 24 24AG 18 18 20 22 23 24 37 37 40 40 45 45 43 43

�

30 30 30 30 32 32 32 32 32 32

30 30 30 30 32 32 32 32 32 32

33 33 35 35 35 35 35 35 35 35

33 35 35 35 35 35 35 35 35

35 35 37 37 37 37 37 37 37 37

37 37 37 37 37 37 37

37 37 37 37 37 37

35 37 37 37 37 37 37 37 37

41 41 41 41 41 41 41 41

41 41 41 41 41 41 41 41

41 41 41 41 41 41 41

41 41 41 41 41 41 41 41

41 41 41 41 41

CP

W

KEYWAY3/8 WIDE3/16 DEEP

V

U

AA

4 - HHOLES

AD R RB

CP

M

D

C DISCHARGEL

1/2 PIPE TAPS

DISCHARGE

1-1/4 PIPE TAPNEAR SIDE†

SUCTION

YY X

O

S

E EA G

Z

1/2 PIPE TAPS

1-1/4 PIPE TAPFAR SIDE†

DISCHARGE SUCTION

S

E EAG

Z

YYX

O

KEYWAY3/8 WIDE3/16 DEEP

AD R RB

4 - HHOLES

D

V

U

AA

C SUCTIONLW

CPM

RIGHT HAND ROTATION

LEFT HAND ROTATION

AURORA MODEL 485 PUMPSMULTI-STAGE FIRE SERVICE

Section 912 Page 203Date July 2009

Supersedes Section 912 Page 203Dated June 2008

NOTES1. All dimensions are in inches (mm).2. Dimensions may vary ± 3/8" (10).3. Not for construction purposes unless certified.4. Suction & discharge flanges ANSI Standard flat face.

PUMP SIZE RIGHT LEFTHAND HAND

CASE ROTATION ROTATIONDISCH MODEL BORE A B D E G H M O R S U V W W X Z AA AD CP YY

4 485 15 5 3 10 12 11 4-1/4 7/8 3/4 7-1/8 23 5 5 1-3/8 3 18-7/8 15-1/8 13 6-1/2 2 12 31 13-1/2(254) (304) (279) (108) (22) (19) (181) (584) (127) (127) (35) (76) (479) (384) (330) (165) (51) (304) (787) (343)

5 485 12 5 4A 15 16 14 6-1/2 1 7/8 6-5/8 24-1/4 7 7 1-1/2 3-5/8 20-7/8 18-1/8 13 7 2-1/2 12-1/2 35-3/8 13(381) (406) (356) (165) (25) (22) (168) (616) (179) (179) (38) (92) (530) (460) (330) (179) (64) (318) (899) (330)

5 485 15 6 4 12 14 12-1/2 5 1 7/8 9-1/8 24-1/2 6 5-1/2 1-1/2 3-1/2 21-1/8 16-7/8 15 7-1/2 2 13 34-1/2 15-7/16(304) (356) (318) (127) (25) (22) (232) (622) (152) (140) (38) (89) (537) (429) (381) (191) (51) (330) (876) (392)

6 485 12 6 5A 16 19 15 7 1 7/8 7-1/2 26-1/4 8-1/2 8 1-3/4 4 22-7/8 19-5/8 14 8 2-3/4 12-3/4 38-1/2 14(406) (483) (381) (179) (25) (22) (191) (667) (216) (203) (44) (102) (581) (498) (356) (203) (70) (324) (078) (356)

6 485 16/ 8 5 12 14 16.50 5 1 .88 10.50 33.50 6 8.25 1.75 4 23.63 18.38 19 7.75 2.88 15 37.88 1716B (305) (356) (419) (127) (25) (22) (267) (851) (152) (210) (44) (102) (600) (467 (483) (197) (73) (381) (962) (432)

6 485 17 8 5 12 14 14-3/4 5 1 7/8 11 28-1/4 6 7 1-3/4 4 24-1/2 17-1/2 16 9 2-7/8 15 38 16-1/2(304) (356) (375) (127) (25) (22) (279) (718) (152) (179) (44) (102) (622) (445) (406) (229) (73) (381) (965) (419)

SUCTION

STD. *125# SUCTIONFLANGE , *250# DIS-

CHARGE FLANGE

OPT. *250# SUCTIONAND DISCHARGE

FLANGES

POWER

SERIES

† Both sides for 5-485-12 and 6-485-12

* 150# AND 300# OR 300# AND 300# SUCTION ANDDISCHARGE DUCTILE IRON FOR 5-485-12 AND 6-485-12


THIS PAGE LEFT INTENTIONALLY BLANK

AURORA MODEL 491 PUMPSSINGLE STAGE FIRE SERVICE

Section 912 Page 211Date April 2003

Supersedes Section 912 Page 211Dated November 2000


4 - H DIAHOLES

AD R R

B

D

A

ACP

W

V

AA

U

x

SUCTION

VIEW A-AA

E E G AW DISCHARGE

O

ZS

AX

YY X

1/2 PIPE TAP

ZZ PIPE TAP FAR SIDE

ZZ PIPE TAPNEAR SIDE X YY

OZ

AWG E E

AVIEW A-A

AX

SUCTION

S

1/2 PIPE TAPCP


x

U

AA

V

W

AD R R

B

D

A

A

4 - H DIAHOLES

DISCHARGE

RIGHTHANDROTATION

LEFTHANDROTATION

PUMP SIZECASE

DISCH MODEL BORE A B D E G H O R S U V W X Z AA AB3 491 9C 5 14-1/2 14-1/2 12 6-1/4 1 7/8 18-7/8 6-1/4 6-1/8 1-1/8 3-5/16 14-5/8 11 6-1/8 2-1/2 1/4

(368) (368) (304) (159) (25) (22) (479) (159) (156) (28) (84) (371) (279) (155) (63) (6)4 491 8A 6 11 11 9-3/4 4-5/8 3/4 5/8 16-1/8 4-5/8 5-3/4 1-1/8 3-1/4 14-5/8 10 5-1/2 2-1/2 1/4

(279) (279) (245) (117) (25) (16) (410) (117) (146) (28) (83) (371) (254) (140) (63) (6)4 491 11A&C 6 14-1/2 14-1/2 13-3/4 6-1/4 1 7/8 22 6-1/4 6-7/8 1-1/2 3-1/2 16-5/8 11-1/4 7-1/8 2-3/8 3/8

(368) (368) (349) (159) (25) (22) (559) (159) (174) (38) (88) (422) (285) (180) (60) (9)4 491 14C 6 18 18 13-3/4 8 1-1/8 7/8 23-5/8 8 6-7/8 1-1/2 3-1/2 17-5/8 13 8-3/8 2-3/8 3/8

(457) (457) (349) (203) (28) (22) (600) (203) (174) (38) (88) (447) (330) (212) (60) (9)5 491 14A 8 18 18 16-1/4 8 1-1/8 7/8 27-1/16 8 8-1/4 1-1/2 3-1/2 17-5/8 13-1/2 9-3/4 2-3/8 3/8

(457) (457) (412) (203) (28) (22) (687) (203) (209) (38) (88) (447) (342) (247) (60) (9)5 491 18A 8 18 18 16-1/4 8 1-1/8 7/8 28-3/8 8 8-1/8 2-1/8 4-3/8 18-7/8 15 10-5/8 3-1/2 1/2

(457) (457) (412) (203) (28) (22) (720) (203) (206) (53) (111) (479) (381) (268) (88) (12)6 491 12A 6 14-1/2 14-1/2 13-3/4 6-1/4 1 7/8 22 6-1/4 6-7/8 1-1/2 3-1/2 16-5/8 20-1/2 7-1/8 2-3/8 3/8

(368) (368) (349) (159) (25) (22) (559) (159) (174) (38) (88) (422) (520) (180) (60) (9)6 491 14C 10 18 18 18-3/4 8 1-1/8 7/8 30-1/16 8 9-3/8 2-1/8 4-3/8 20-1/8 13-1/4 10 3-1/2 1/2

(457) (457) (476) (203) (28) (22) (763) (203) (238) (53) (111) (511) (337) (254) (88) (12)6 491 18C 10 22 22 18-3/4 10 1-1/8 7/8 32 10 9-3/8 2-1/8 4-3/8 20-1/8 16 11-3/4 3-1/2 1/2

(558) (558) (476) (254) (28) (22) (813) (254) (238) (53) (111) (511) (406) (295) (88) (12)6 491 19A 10 22 22 18-3/4 10 1-1/8 7/8 33-5/16 10 9-3/8 2-1/2 6 22-5/8 18 12-1/8 4 5/8

(558) (558) (476) (254) (28) (22) (846) (254) (238) (63) (152) (574) (457) (307) (101) (15)8 491 14A 12 22 22 21-1/2 10 1-1/8 7/8 33-5/8 10 10-3/4 2-1/8 4-3/8 20-1/2 16 10-3/4 3-1/2 1/2

(558) (558) (546) (254) (28) (22) (854) (254) (273) (53) (111) (520) (406) (273) (88) (12)8 491 18A 12 22 22 21-1/2 10 1-1/8 7/8 36 10 10-3/4 2-1/2 6 23-3/4 16 12-1/2 4 5/8

(558) (558) (546) (254) (28) (22) (914) (254) (273) (63) (152) (603) (406) (317) (101) (15)10 491 20 16 22 22 24 10 1-1/4 7/8 40-3/8 10 13 2-3/4 6-1/2 25-9/16 23 14-1/4 5 5/8

(558) (558) (609) (254) (31) (22) (1025) (254) (330) (69) (165) (649) (584) (361) (127) (15)

AC AD AW AX CP YY ZZ1/8 8-3/8 - - 25-15/16 12(3) (212) - - (658) (304)1/8 10 3/4 2-1/4 25-15/16 11-1/4(3) (254) (19) (57) (658) (285)3/16 10-3/8 - - 29-11/16 14 3/4(4) (263) - - (754) (355)3/16 9-5/8 - - 31-11/16 15-1/4(4) (244) - - (804) (387)3/16 9-5/8 - - 31-11/16 17-1/4(4) (244) - - (804) (438)1/4 10-7/8 - - 33-3/8 18-3/4(6) (276) - - (847) (476)3/16 10-3/8 - - 29-11/16 14(4) (263) - - (754) (355)1/4 12-1/8 - - 35-7/8 18(6) (308) (911) (457)1/4 10-1/8 - - 35-7/8 20(6) (263) (911) (508)5/16 12-5/8 - - 39-1/4 22 1(7) (320) - - (996) (558)1/4 10-1/2 - - 36-5/8 22(6) (266) - - (930) (558)5/16 13-3/4 - - 41-1/2 22(7) (349) - - (1054) (558)5/16 15-9/16 - 1-3/4 44-9/16 25(7) (395) - (44) (1131) (635)

NOTES1. All dimensions are in inches.2. Dimensions may vary ± 3/8".3. Not for construction purposes unless certified.4. Suction & discharge flanges ANSI Standard flat face.

SUCTION


FLANGES*



FLANGES

*STD. 125# SUCTION FLANGE, 250# DISCHARGE FLANGE FOR 6-491-12A AND 10-491-20

AURORA MODEL 492 PUMPSSINGLE STAGE FIRE SERVICE

Section 912 Page 212DateMarch, 16 2009Supersedes Section 912 Page 212Dated May 2004

PUMP SIZECASE

DISCH MODEL BORE A B D E G H O R S U V W X Z AA AB3 492 10A 4 12 11-1/2 10-1/2 5-1/8 2 5/8 17 4-7/8 5-1/2 1-1/16 3-7/8 16-1/2 10 5-1/2 3-3/8 1/4

(305) 292) (267) (130) (50) (16) (432) (124) (140) (27) (98) (419) (254) (140) (86) (6)

4 492 10 6 13 14 13 5-1/2 1 7/8 20-5/16 6 6-1/2 1-1/4 4 16-7/8 10-1/4 6-1/2 2-1/4 1/4(330) (355) (330) (139) (25) (22) (515) (152) (165) (31) (101) (428) (260) (165) (57) (6)

4 492 14 5 14 15 12-1/2 6 2 7/8 21-3/4 6-1/2 7-3/8 1-1/4 3-5/8 18-3/8 13-1/2 7-3/8 2-5/8 1/4(355) (381) (317) (152) (50) (22) (552) (165) (187) (31) (92) (466) (342) (187) (66) (6)

4 492 18 5 15 16 14-3/4 6-1/2 2 7/8 25-3/4 7 9-1/2 1-1/4 3-1/2 18-3/8 14 9-1/2 2-5/8 1/4(381) (406) (374) (165) (50) (22) (654) (177) (241) (31) (88) (466) (355) (241) (66) (6)

5 492 10 8 16-1/2 16-1/2 16 7 1 1-1/4 23-5/8 7 8 1-5/8 4-5/8 20 12-1/2 7 4-3/16 3/8(419) (419) (406) (177) (25) (31) (600) (177) (203) (41) (117) (508) (317) (177) (106) (9)

5 492 18 6 18 16 16 8 2-1/4 1 27-3/4 7 10 1-11/16 4-15/16 21 14 10 4-1/8 3/8(457) (406) (406) (203) (57) (25) (704) (177) (254) (42) (125) (533) (355) (254) (104) (9)

6 492 10 10 16-1/2 16-1/2 18 7 3/4 1-1/4 26-7/16 7 9 1-5/8 4-5/8 20-5/8 13 7-1/2 4-3/16 3/8(419) (419) (457) (177) (19) (31) (671) (177) (228) (41) (117) (523) (330) (190) (106) (9)

6 492 15 8 17-1/2 20 15-1/2 7-3/4 2-1/2 1 25-3/4 9 8-3/4 1-11/16 4-3/16 22-1/2 15.5 8-3/4 4-1/8 3/8(444) (508) (394) (197) (63) (25) (654) (228) (222) (42) (106) (571) (394) (222) (104) (9)

8 492 15 10 17-1/2 20 17-1/2 7-3/4 2-1/2 1 28-1/8 9 9-1/4 1-11/16 4-13/16 22-1/2 17 9-1/4 4-1/8 3/8(444) (508) (444) (196) (63) (25) (714) (228) (234) (42) (122) (571) (431) (234) (104) (9)

10 492 18 12 26 24 21-3/4 10-1/2 1-1/4 1-1/4 35-1/4 9-1/2 11-1/2 2 5-5/16 25-9/16 21 11-1/2 5 1/2(660) (609) (552) (266) (31) (31) (895) (241) (292) (50) (134) (649) (533) (292) (127) (12)

AC AD AW AX CP YY ZZ1/8 11-5/8 - - 29-3/16 10 1(3) (295) (741) (254)

1/8 10-7/8 - - 29-13/16 11(3) (276) - - (757) (279)1/8 11-7/8 - 3/8 33-3/16 14 3/4(3) (301) (9) (842) (355)1/8 11-3/8 - 1/4 33-1/4 14(3) (288) - (6) (844) (355)3/16 13 - - 35-1/2 13(4) (406) (902) (330)3/16 14 - 1/4 37-1/8 14(4) (355) - (6) (942) (355)3/16 13-5/8 - - 36-3/4 15(4) (346) - - (933) (381)3/16 13-5/8 - 3/4 40-1/4 15 1(4) (346) (19) (1022) (381)3/16 13-1/2 - 1/2 40-1/4 17(4) (342) - (12) (1022) (431)1/4 16-1/16 - - 45-13/16 21(6) (407) - - (1163) (533)


SUCTION

KEY WAYAB WIDEAC DEEP

U

AA

V

W

CP

AD R R

B

D

A

A

4 - H DIAHOLES

x

1/2 PIPE TAP

ZZ PIPE TAPFAR SIDE

RIGHTHANDROTATION

O

DISCHARGEAW

G

Z

EE

AVIEW A-A

AXSUCTION

S

YY X


1/2 PIPE TAP

S

AX

VIEW A-A

EEGAW

DISCHARGE

Z

X YY

O

A

SUCTION

LEFTHANDROTATION

CP


x

U

V

W

AA

AD R R

B 4 - H DIAHOLES

A

D

A


FLANGES



FLANGES

AURORA MODEL 495 PUMPSMULTI-STAGE FIRE SERVICE

Section 912 Page 213DateMay 2004

Supersedes Section 912 Page 213Dated December 1999


PUMP SIZE RIGHT LEFTHAND HAND

CASE ROTATION ROTATIONDISCH MODEL BORE A B D E G H M O R S U V W W X Z

5 495 15 6 20 24 17 9 2 7/8 11 27-3/4 11 9 1-11/16 5-7/16 28-3/8 23-3/8 15 9(508) (609) (431) (228) (50) (22) (279) (704) (279) (228) (42) (138) (720) (593) (381) (228)

6 495 17 8 22 27 17-1/2 9-3/4 2-1/2 1-1/8 13 35-3/8 12 9 2-1/4 4-5/8 31-5/8 25-1/8 16-1/2 10-1/2(558) (685) (444) (247) (63) (28) (330) (898) (304) (228) (57) (117) (803) (638) (419) (266)

AA AB AC AD CP YY4 3/8 3/16 14-7/8 46-7/8 15

(101) (9) (4) (377) (1190) (381)4-1/4 1/2 1/4 16-3/8 52-1/2 16-1/2(107) (12) (6) (415) (1333) (419)

SUCTION


VAA

WCP

M

C DISCHARGEL

4 - HHOLES

AD R R

B

U

D

O

S

SUCTION E EA

YY

1/2 PIPE TAPS

X

DISCHARGE

Z

C 1 PIPE TAPNEAR SIDE

1/2 PIPE TAPS

X YY

Z

DISCHARGEG

1 PIPE TAPFAR SIDE

E EA

O

S

SUCTION

D

RR

B

AD

4 - HHOLES

C SUCTIONL

M

CP

W

VAA

U


RIGHT HAND ROTATION

LEFT HAND ROTATION

STD. 125# SUCTIONFLANGE , 250# DIS-CHARGE FLANGE


FLANGES

Section 912 Page 214Date December 1999


AURORA MODEL 481 PUMPSON STANDARD STEEL BASE

DISCH MODEL CASE BORE 2-1/2 481 10B 3 8 4 13-1/2 9-3/4 4 20 5 10

(203) (102) (343) (247) (102) (609) (127) (254) 3 481 10 4 9* 4-1/2 13-1/2 10 4-1/2 24 5 11

(228) (114) (343) (254) (114) (609) (127) (279) 4 481 10+ 5 14-1/2 11-1/4 5 26 6 12-3/4

(254) (127) (368) (286) (127) (660) (152) (324) 4 481 11D 5 10+ 5 14-1/2 12 5 26 6 12-3/4

(254) (127) (368) (305) (124) (660) (152) (324) 4 481 15 5 11 5-1/2 14-1/2 13 5-1/2 26 6 14

(279) (140) (368) (330) (140) (660) (152) (355) 5 481 11** 5-1/2 16 11-1/4 5-1/2 28-1/2 6 13-1/4

(279) (140) (406) (286) (140) (723) (152) (336) 5 481 15 6 12-1/2 6-1/4 16 13-1/4 6-1/4 26-1/2 6 15

(217) (159) (406) (336) (159) (673) (152) (381) 5 481 17 6 12-1/2 6-1/4 16 14 6-1/4 28-1/2 6 15

(217) (159) (406) (355) (159) (723) (152) (381) 6 481 11 8 12-1/2 6-1/4 16 11-3/4 6-1/4 28-1/2 6 14-1/2

(217) (159) (406) (298) (159) (723) (152) (368) 6 481 11HH 8 16-1/2 8-5/8 18-1/2 10 8-5/8 32-7/8 8 15

(419) (219) (460) (254) (219) (835) (203) (381) 6 481 14HH 8 16-1/2 7-1/2 20-1/2 15 7-1/2 36-3/4 8 17

(419) (191) (519) (381) (191) (933) (203) (431) 6 481 13-1/2 6-3/4 18 14-1/4 6-3/4 32 7 16-3/4

(343) (171) (457) (368) (171) (812) (178) (425) 6 481 14-3/4 8 18 16 8 32 7 18

(374) (203 (457) (406) (203) (812) (178) (457) 6 481 20 8 14-3/4 8 18 15-3/4 8 32 7 18

(374) (203) (457) (400) (203) (812) (178) (457) 8 481 12 10 14-3/4 8 18 17 9 32 7 17-3/4

(374) (203) (457) (431) (228) (812) (178) (450) 8 481 17B 10 14-3/4 8 18 17 8 32 7 17-3/4

(374) (203) (457) (431) (203) (812) (178) (450) 8 481 18-1/2 9-1/2 21-7/8 18 9-1/2 38 11 21

(470) (241) (555) (457) (241) (964) (279) (533) 10 481 15C 12 25 13-1/2 21-7/8 17 13-1/2 38 11 20

(635) (343) (555) (431) (343) (964) (279) (508) 10 481 18 12 25 13-1/2 21-7/8 18 13-1/2 38 11 22

(635) (343) (555) (457) (343) (964) (279) (558) 10 481 18D 12 25 12-1/4 24-1/4 20 12-1/4 43 11-1/2 24

(635) (311) (616) (508) (311) (1092) (292) (610) 12 481 18A 14 24 15 25-1/4 18 15 44 11 23

(609) (381 (615) (457) (381) (1117) (279) (584)

PUMP SIZE

BASE

D S W X Z CP HY YY ZZ APPROX

BASE

21

BASE

BASE

23

22

28

28

29

30

30

18

7A

7

2

1-1/4

2

BASE

38

36

40

40

44

33

32

35

34

21 21A

10

5

6B

15B 15C

18B 18C

8

8

3

4A

5A

BASE

2

4 1-1/4

BASE

BASE

BASE

11A 11C

11B 11C

6

5

BASE

BASE

BASE

BASE

BASE

BASE

7

BASE

BASE

BASE

BASE

BASE

BASE

-

7

7

7

5

5

7

7

7

7

7

7

7

9

9

9

9

-

10

10

10

10

7

7

9

9

9

10

10

10

10

11

11

11

11

11

9

9

11

11

11

11

11

11

11

12

12

12

12

12

11

11

11

11

29

26

11

11

26

25

11

25

24

24

11

11

11

11

11

12

OPTIONAL 250# SUCTION AND DISCHARGE FLANGES

STANDARD 125# SUCTION AND DISCHARGE FLANGES

OPTIONAL 125# SUCTION FLANGE, 250# DISCHARGE

FLANGE

MOTOR FRAME

11

12

12

12

12

12

12

12

12

12

11

11

11

11

11

12

12

12

12

12

10

10

11

11

11

12

12

12

12

12

12

12

12

12

11

11

11

11

11

12

12

12

12

12

12

12

12

12

10

10

11

11

11

12

12

12

12

12

12

12

12

12

11

11

11

11

11

12

12

12

12

12

12

12

12

12

11

11

11

11

11

12

12

12

12

12

12

12

12

12

14

11

11

12

12

12

12

12

12

12

12

12

12

12

12

14

11

11

12

12

12

12

12

12

12

13

13

13

13

13

13

14

14

14

12

12

12

12

12

12

12

12

12

13

13

13

13

13

14

14

14

-

-

15

15

15

15

15

15

15

15

15

15

15

15

15

15

16

16

16

-

-

15

15

15

15

15

15

15

-

-

15

15

15

15

15

16

16

16

16

-

-

15

15

15

15

15

15

15

15

16

15

15

15

15

15

16

16

16

16

-

-

15

15

15

15

15

15

15

-

-

16

16

16

16

16

16

16

16

16

-

-

15

-

-

15

15

15

15

16

16

16

16

16

16

16

16

16

16

16

16

-

-

15

-

-

15

15

15

15

-

-

16

16

16

16

16

16

16

16

17

-

-

15

-

-

15

15

15

15

16

16

16

16

16

16

16

16

16

16

16

17

-

-

-

-

-

15

15

15

15

-

-

16

16

16

16

16

17

17

17

17

16

16

17

9 9 9

9 9 9

11 11 11

C

Section 912 Page 231Date September 9, 2011

Supersedes Section 912 Page 231Dated April 1, 2008

© 2011 Pentair Pump Group, Inc.

BASE HA HB HE HG HH HF HP5 12 38 9 3 1/2 17 20

(305) (964) (228) (76) (13) (431) (508)7 13 42 10 4 5/8 17 24

(330) (1066) (254) (101) (15) (431) (609)9 15 44 12 3-3/8 5/8 19 24

(381) (1117) (305) (86) (15) (482) (609)10 18 44 15 4 5/8 42 1

(457) (1117) (381) (101) (15) (1066) (25)11 18 48 15 4 5/8 46 1

(457) (1219) (381) (101) (15) (1168) (25)12 18 54 15 4 5/8 52 1

(457) (1371) (381) (101) (15) (1320) (25)13 18 60 15 4 5/8 35 24

(457) (1524) (381) (101) (15) (888) (609)14 18 65 15 4 5/8 40 24

(457) (1651) (381) (101) (15) (1015) (609)15 22 60 19 4 5/8 58 1

(558) (1524) (482) (101) (15) (1473) (25)16 22 72 19 4 5/8 70 1

(558) (1828) (482) (101) (15) (1778) (25)17 22 84 19 4 5/8 82 1

(558) (2133) (482) (101) (15) (2082) (25)

NOTES1. All dimensions are in inches.2. Dimensions may vary ± 3/8".3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" thru 2-1/16".5. Conduit box is shown in approximate location. Dimensions are

not specifed as they vary with each motor manufacturer.6. Suction and discharge flanges are ANSI standard flat face.

* D is 10-1/2” when using frames 324TS - 365TS.** D is 12 when using frames 404TS - 445TS.*** Pump sizes 6-481-11HH & 6-481-14HH are furnished as standard

with 125# suction flange & 250# discharge flange.+D is 10-1/2” when using frames 404TS - 405T and D is 11 when using frames 444TS - 445TS.

STANDARD* OPTIONAL*125# SUCTION AND 250# SUCTION AND

250# DISCHARGE FLANGE DISCHARGE FLANGES

AURORA MODEL ### PUMPSXXXX STAGE XXXXX

Section 912 Page 232Date August 1998Supersedes Section 912 Page232


Section 912 Page 232Date July 2009Supersedes Section 912 Page 252Dated June 2008

BASE SIZE HA HB HE HF HH HP12 18x54 18 54 15 52 5/8 1

(558) (457) (1372) (381) (1321) (16) (25)13 18x60 18 60 15 35 5/8 24

(660) (457) (1524) (381) (889) (16) (609)15 22x60 22 60 19 58 3/4 1

(660) (559) (1524) (483) (1473) (19) (25)16 22x72 22 72 19 70 5/8 1

(660) (559) (1829) (483) (1777) (16) (25)17 22x84 22 84 19 80 5/8 1

(660) (559) (2134) (483) (2083) (16) (25)

PUMP SIZE RIGHT LEFT RIGHT LEFT26 27 28 30 33 32 36 34 36 39 45HAND HAND HAND HAND

DISCHMODELROTATION ROTATION ROTATION ROTATION

D M S W W X Z CP HY HY YY C4 485 15 5 3 11 7-1/8 5 18-7/8 15-1/8 13 6-1/2 31 4-1/8 7-7/8 13-1/2 BASE 12 12 12 12 12 12 15 15 15 15 15

(279) (181) (127) (479) (384) (330) (165) (787) (105) (200) (343)5 485 12 5 4A 14 6-5/8 7 20-7/8 18-1/8 13 7 35-3/8 11-1/8 13-7/8 13 BASE 16 16 16 16 17 17

(356) (168) (178) (530) (460) (330) (178) (889) (283) (352) (330)5 485 15 6 4 12-1/2 9-1/8 5-1/2 21-1/8 16-7/8 15 7-1/2 34-1/2 4-7/8 9-1/8 15-7/16 BASE 12 12 12 12 12 13 15 15 15 15 15 16

(317) (232) (140) (536) (428) (381) (190) (876) (124) (232) (392)6 485 12 6 5A 15 7-1/2 8 22-7/8 19-5/8 14 8 38-1/2 10-7/8 14-1/8 14 BASE 16 16 16 17 17

(381) (191) (203) (581) (498) (356) (203) (978) (276) (359) (356)6 485 16/ 8 5 16.5 10.5 8.25 23.63 18.38 19 7.75 37.88 5 10.25 17 BASE 13 13 16 16 16 16 16 16 16 17

16B (419) (267) (210) (600) (467) (483) (197) (962) (127) (260) (432)6 485 17A 8 5 14-3/4 11 7 24-1/2 17-1/2 16 9 38 3-1/2 10-1/2 16-1/2 BASE 13 13 13 13 13 13 15 15 15 16 16 16

(374) (279) (178) (622) (444) (406) (228) (964) (89) (266) (419)

SUCTION

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

404T

405T

S40

5T44

4TS

445TS

447T

S44

9TS

(660

)(7

11)

(685

)(7

36)

(711

)(7

61)

(761

)(8

38)

(812

)(9

14)

(863

)(9

14)

(991

)(1

143)

POWER

SERIES

CASE

BORE

MOTORFRAME

NOTES1. All dimensions are in inches (mm).2. Dimensions may vary ± 3/8" (10).3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" thru 1".

5. Conduit box is shown in approximate location. Dimensions arenot specifed as they vary with each motor manufacturer.

6. Suction and discharge flanges are ANSI standard flat face.


†

†

†


Section 912 Page 241Date February 2005Supersedes Section 912 Page 261

Dated April 2003

PUMP SIZE 21 23 22 24 24 25CASE C

DISCH MODEL BORE D S W X Z CP HY YY ZZ APPROX3 491 9C 5 12 6-1/8 14-5/8 11 6-1/8 25-15/16 10 12 3/4 BASE 11 11 11 12 12 12

(304) (155) (371) (279) (155) (658) (254) (304)4 491 8A 6 11 5-3/4 14-5/8 10 5-1/2 25-15/16 8 11-1/4 3/4 BASE 11 11 11 11 11 11

(279) (146) (371) (254) (140) (698) (203) (286)4 491 11A&C 6 13-3/4 6-7/8 16-5/8 11-1/4 7-1/8 29-11/16 10 14 3/4 BASE 12 12 12 12 12 12

(349) (174) (422) (285) (180) (754) (254) (355)4 491 14C 6 13-3/4 6-7/8 17-5/8 13 8-3/8 31-11/16 12 15-1/4 3/4 BASE - - - - - -

(349) (174) (447) (330) (212) (804) (304) (387)5 491 14A 8 16-1/4 8-1/4 17-5/8 13-1/2 9-3/4 31-11/16 12 17-1/4 1 BASE - - - - 15 15

(412) (209) (447) (342) (247) (804) (304) (438)5 491 18A 8 16-1/4 8-1/8 18-7/8 15 10-5/8 33-3/8 12 18-3/4 1 BASE - - - - - -

(412) (206) (479) (381) (269) (847) (304) (476)6 491 12A 6 13-3/4 6-7/8 16-5/8 20-1/2 7-1/8 29-11/16 10 14 1 BASE 12 12 12 12 12 12

(349) (174) (422) (520) (180) (754) (254) (355)6 491 14C 10 18-3/4 9-3/8 20-1/8 13-1/4 10 35-7/8 12 18 1 BASE - 15 15 15 15 15

(476) (238) (511) (336) (254) (911) (304) (457)6 491 18C 10 18-3/4 9-3/8 20-1/8 16 11-3/4 35-7/8 13-1/2 20 1 BASE - - - - 21 21

(476) (238) (511) (406) (298) (911) (342) (508)6 491 19A 10 18-3/4 9-3/8 22-5/8 18 12-1/8 39-1/4 13-1/2 22 1 BASE - - - - - -

(476) (238) (574) (457) (307) (996) (342) (558)8 491 14A 12 21-1/2 10-3/4 20-1/2 16 10-3/4 36-5/8 13-1/2 22 1 BASE - - - - - -

(546) (273) (520) (406) (273) (930) (342) (558)8 491 18A 12 21-1/2 10-3/4 23-3/4 16 12-1/2 41-1/2 13-1/2 22 1 BASE - - - - - -

(546) (273) (603) (406) (317) (1054) (342) (558)10 491 20 16 24 13 25-9/16 23 14-1/4 44-9/16 15 25 1 BASE - - - - - -

(609) (330) (649) (584) (361) (1131) (381) (635)

25 26 26 28 29 29 28 30 30 33 32 35 34 38 36 40 40 44 45 49[[;;;;;;;

12 12 12 12 12 12 12 12 - - - - - - - - - - - -

12 12 12 12 12 12 12 12 - - - - - - - - - - - -

12 12 12 13A 13A 13A 13A 13A 15 15 15 16 16 16 16 16 - - - -

15 15 15 15 15 15 15 15 - - - - - - - - - - - -

15 15 15 15 15 15 15 15 16 16 16 16 - - - - - - - -

- - - - 15 15 15 15 16 16 16 16 16 16 16 16 - - - -

12 12 12 12 13A 13A 13A 13A 15 15 15 16 16 16 - - - - - -

15 15 15 15 16 16 16 16 16 16 16 16 16 16 - - - - - -

21 21 21 21 21 21 21 21 21 21 22 22 22 22 22 22 22 22 23 23

- - - - - - - - - - - - - - 22 22 22 22 23 23

- - - - - - - - 22 22 22 22 22 22 22 22 - - - -

- - - - - - - - - - 22 22 22 22 22 22 23 23 23 23

- - - - - - - - - - - - - - - - - 23 23 24 24

SUCTION

STANDARD* OPTIONAL OPTIONAL125# SUCTION AND 125# SUCTION FLANGE, 250# SUCTION ANDDISCHARGE FLANGES 250# DISCHARGE FLANGE DISCHARGE FLANGES

MOTORFRAME 25

4T25

6T28

4TS

284T

286T

S28

6T32

4TS

324T

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9T

COUPLING GUARD CP

HH FOUNDATIONBOLTS (4)

HF

HB

HY

HP

WC APPROX.

A

A

SUCTION

1 - 1/2(38)

1 - 1/2(38)

HG

D

Z

DISCHARGE

XYY

S

HE

HA

ZZ PIPE TAP NEAR SIDE

X YY

DISCHARGE

D

Z

HG

HE

HA

SUCTION

S


VIEW A-A VIEW A-A

RIGHT HAND ROTATION LEFT HAND ROTATION

1 - 1/2(38)

1 - 1/2(38)

� � �

(533

)(584

)(558

)(609

)(609

)(635

)(635

)(660

)(660

)(711

)(736

)(736

)(711

)(762

)(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)


(457) (1219) (381) (101) (15) (1168) (25)12 18 54 15 4 5/8 52 1

(457) (1371) (381) (101) (15) (1320) (25)13A 18 60 15 4 5/8 58 1

(457) (1524) (381) (101) (15) (1473) (25)14A 18 65 15 4 5/8 63 1

(457) (1651) (381) (101) (15) (1600) (25)15 22 60 19 4 5/8 58 1

(558) (1524) (482) (101) (15) (1473) (25)16 22 72 19 4 5/8 70 1

(558) (1828) (482) (101) (15) (1778) (25)21 24 66 21 4 5/8 64 1

(609) (1676) (533) (101) (15) (1625) (25)22 24 78 21 4 5/8 76 1

(609) (1981) (533) (101) (15) (1930) (25)23 26 84 23 4-1/2 5/8 82 1

(660) (2133) (584) (114) (15) (2082) (25)24 26 96 23 4-1/2 5/8 94 1

(660) (2438) (584) (114) (15) (2387) (25)

NOTES1. All dimensions are in inches.2. Dimensions may vary ± 3/8".3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" thru 3".5. Conduit box is shown in approximate location. Dimensions

are not specifed as they vary with each motor manufacturer.6. Suction and discharge flanges are ANSI standard flat face.7. Structural steel bases are used for pumps with motor farmes

larger than 449T (refer to factory)

*STD 125# SUCTION FLANGE AND250# DISCHARGE FLANGEFOR 6-491-12AAND 10-491-20


Section 912 Page 242DateMarch 2009Supersedes Section 912 Page 262Dated February 2005

PUMP SIZE 21 23 22 24 24 25 25 26 26 28 29 29 28 30 30 33 32 35 34 38 36 40 40 44 45 49

CASE CDISCH MODEL BORE D S W X Z CP HY YY ZZ APPROX

3 492 10A 4 10-1/2 5-1/2 16-1/2 10 5-1/2 29-3/16 7 10 1 BASE 11 11 11 11 11 11 12 12 12 12 12 12 12 12 - - - - - - - - - - - -(267) (140) (419) (254) (140) (757) (178) (254)

4 492 10 6 13 6-1/2 16-7/8 10-1/4 6-1/2 29-13/16 10 11 3/4 BASE - - - - - - 13A 13A 13A 13A 13A 13A 13A 13A 15 15 15 16 - - - - - - - -(330) (165) (428) (260) (165) (757) (254) (279)

4 492 14 5 12-1/2 7-3/8 18-3/8 13-1/2 7-3/8 33-3/16 10 14 3/4 BASE - 12 12 12 13A 13A 13A 13A 13A 13A - - - - - - - - - - - - - - - -(317) (187) (466) (342) (187) (842) (254) (355)

4 492 18 5 14-3/4 9-1/2 18-3/8 14 9-1/2 33-1/4 11 14 3/4 BASE - - - - - - - - 13A 13A 13A 13A 14A 14A 16 16 - - - - - - - - - -(374) (241) (466) (355) (241) (844) (279) (355)

5 492 10 8 16 8 20 12-1/2 7 35-1/2 11 13 1 BASE 12 12 15 15 15 15 15 15 15 15 15 15 15 15 16 16 16 16 16 16 16 16 - - - -(406) (203) (508) (317) (178) (902) (279) (330)

5 492 18 6 16 10 21 14 10 37-1/8 11 14 1 BASE - - - - - - - - 15 15 15 15 16 16 16 16 16 16 - - - - - - - -(406) (254) (533) (355) (254) (942) (279) (355)

6 492 10 10 18 9 20-5/8 13 7-1/2 36-3/4 11 15 1 BASE - - - - - - - - - - - - - - 16 16 16 16 16 16 16 16 16 16 - -(457) (228) (523) (330) (190) (933) (279) (381)

6 492 15 8 15-1/2 8-3/4 22-1/2 15 8-3/4 40-1/4 13 15-1/2 1 BASE - - - - 15 15 16 16 16 16 16 16 16 16 16 16 16 16 - - - - - - - -(394) (222) (571) (381) (222) (1022) (330) (394)

8 492 15 10 17-1/2 9-1/4 22-1/2 17 9-1/4 40-1/4 13 17 1 BASE - - - - - - - - 16 16 16 16 16 16 16 16 16 16 16 16 - - - - - -(444) (234) (571) (431) (234) (1022) (330) (431)

10 492 18 12 21-3/4 11-1/2 25-9/16 21 11-1/2 45-13/16 15 21 1 BASE - - - - - - - - - - - - - - - - - - - - - - 23 23 24 24(552) (292) (649) (533) (292) (1163) (381) (533)

SUCTION

STANDARD OPTIONAL OPTIONAL125# SUCTION AND 125# SUCTION FLANGE, 250# SUCTION ANDDISCHARGE FLANGES 250# DISCHARGE FLANGE DISCHARGE FLANGES

MOTORFRAME 25

4T25

6T28

4TS

284T

286T

S28

6T32

4TS

324T

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9T

COUPLING GUARD CP


HF

HB

HY

HP

WC APPROX.

A

A

SUCTION

1 - 1/2(38)

1 - 1/2(38)

HG

D

Z

DISCHARGE

XYY

S

HE

HA


X YY

DISCHARGE

D

Z

HG

HE

HA

SUCTION

S


VIEW A-A VIEW A-A


1 - 1/2(38)

1 - 1/2(38)

� � �(533

)(584

)(558

)(609

)(609

)(635

)(635

)(660

)(660

)(711

)(736

)(736

)(711

)(762

)(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)


(457) (1219) (381) (101) (15) (1168) (25)12 18 54 15 4 5/8 52 1

(457) (1371) (381) (101) (15) (1320) (25)13A 18 60 15 4 5/8 58 1

(457) (1524) (381) (101) (15) (1473) (25)14A 18 65 15 4 5/8 63 1

(457) (1651) (381) (101) (15) (1600) (25)15 22 60 19 4 5/8 58 1

(558) (1524) (482) (101) (15) (1473) (25)16 22 72 19 4 5/8 70 1

(558) (1828) (482) (101) (15) (1778) (25)17 22 84 19 4 5/8 82 1

(558) (2133) (482) (101) (15) (2082) (25)23 26 84 23 4-1/2 5/8 82 1

(660) (2133) (584) (114) (15) (2082) (25)24 26 96 23 4-1/2 5/8 94 1

(660) (2438) (584) (114) (15) (2387) (25)

NOTES1. All dimensions are in inches.2. Dimensions may vary ± 3/8".3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" thru 3".5. Conduit box is shown in approximate location. Dimensions

are not specifed as they vary with each motor manufactur-er.

6. Suction and discharge flanges are ANSI standard flat face.7. Structural steel bases are used for pumps with motor

farmes larger than 449T (refer to factory)


Section 912 Page 243Date October 2005

Supersedes Section 912 Page 263Dated February 2005

PUMP SIZE RIGHT LEFT RIGHT LEFTCASE HAND HAND HAND HAND C

DISCH MODEL BORE D M S W W X Z CP HY HY YY ZZ APPROX5 495 15 6 17 11 9 28-3/8 23-3/8 15 9 46-7/8 13-1/2 18-1/2 15 1 BASE

(431) (279) (228) (720) (593) (381) (228) (1190) (342) (469) (381) (25)6 495 17 8 17-1/2 13 9 31-5/8 25-1/8 16-1/2 10-1/2 52-1/2 12-3/4 19-1/4 16-1/2 1 BASE

(444) (330) (228) (803) (638) (419) (266) (1333) (323) (488) (419) (25)

17 17 17 17 - - - - - - - -

- - - - 23 23 23 23 24 24 24 24

SUCTION

MOTORFRAME 40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9T

NOTES1. All dimensions are in inches.2. Dimensions may vary ± 3/8".3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" thru 3".

5. Conduit box is shown in approximate location. Dimensionsare not specifed as they vary with each motor manufacturer.



(558) (2133) (482) (101) (15) (2082) (25)23 26 84 23 4-1/2 5/8 82 1

(660) (2133) (584) (114) (15) (2082) (25)24 26 96 23 4-1/2 5/8 94 1

(660) (2438) (584) (114) (15) (2387) (25)

COUPING GUARD

C APPROX.

HH FOUNDATIONBOLTS (4) HY

CP

WM

DISCHARGECENTERLINE

A

A

HPHF

HB

SUCTION

S

YY


X

DISCHARGE

Z

D

HG

HE

HA

ZZ PIPE TAP NEAR SIDEX YY

SUCTION

S

D

HG

HE

HA

DISCHARGE

Z

A

SUCTIONCENTERLINE

CP

W M

HY

HP

A

COUPLING GUARD

C APPROX.


HF

HB

RIGHT HAND ROTATION

VIEW A-A

VIEW A-A

LEFT HAND ROTATION

1 - 1/2(38)

1 - 1/2(38)

1 - 1/2(38)

1 - 1/2(38)

STANDARD125# SUCTION FLANGE,250# DISCHARGE FLANGE�

(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)

30 33 32 35 34 38 36 40 40 44 45 49

OPTIONAL250# SUCTION ANDDISCHARGE FLANGE�

Section 912 Page 244Date February 2005Supersedes Section 912 Page 264Dated December 1999


AURORA 481 PUMPSON STEEL DRIP RIM BASE

BASE SIZE HA HB HE HF HG HH HK HP5 11x36 11 (279) 36-1/2 (926) 15-7/8 (403) 35-1/8 (891) 3 (76) 1/2 (13) 1-1/2 (38) 11/16 (17)6 11x42 11 (279) 42-1/2 (1079) 15-7/8 (403) 41-1/8 (1044) 3 (76) 1/2 (13) 1-1/2 (38) 11/16 (17)8 14x42 14 (355) 42-1/2 (1079) 19 (482) 41 (1041) 3 (76) 5/8 (16) 1-1/2 (38) 3/4 (19)9 14x48 14 (355) 48-1/2 (1231) 19 (482) 47 (1193) 3 (76) 5/8 (16) 1-1/2 (38) 3/4 (19)11 18x46 18 (457) 46-1/2 (1180) 25-1/8 (638) 44-7/8 (1139) 4 (102) 3/4 (19) 2 (51) 13/16(21)12 18x54 18 (457) 54-1/2 (1383) 25-1/8 (638) 52-7/8 (1342) 4 (102) 3/4 (19) 2 (51) 13/16 (21)13 18x64 18 (457) 64-1/2 (1637) 25-1/8 (638) 62-7/8 (1593) 4 (102) 3/4 (19) 2 (51) 13/16 (21)15 22x54 22 (558) 54-1/2 (1383) 29-1/8 (739) 52-7/8 (1342) 4-1/2 (114) 3/4 (19) 2 (51) 13/16 (21)16 22x64 22 (558) 64-1/2 (1637) 29-1/8 (739) 62-7/8 (1593) 4-1/2 (114) 3/4 (19) 2 (51) 13/16 (21)17 22x74 22 (558) 74-1/2 (1891) 29-1/8 (739) 72-7/8 (1850) 4-1/2 (114) 3/4 (19) 2 (51) 13/16 (21)18 22x82 22 (558) 82-1/2 (2094) 29-1/8 (739) 80-7/8 (2053) 4-1/2 (114) 3/4 (19) 2 (51) 13/16 (21)

NOTES1. All dimensions are in inches (mm).2. Dimensions may vary ± 3/8" (10).3. Not for construction purposes unless certified.4. Coupling gap may vary 1/8" (3) thru 1" (25).

5. Conduit box is shown in approximate location.Dimensions are not specifed as they varywith each motor manufacturer.

6. Suction and discharge flanges are ANSIstandard flat face.

7. Three grout holes are provided in top of base.

+ D is 9” (228) when using frames 364TS-365TS* D is 10-1/2” (266) when using frames

324TS-365TS** D is 12” (305) when using frames

404TS-445TS*** Pump sizes 6-481-11HH & 6-481-14HH arefurnished as standard with 125# suctionflange and 250# discharge flange.

Section 912 Page 261Date June 1, 2007

Supersedes Section 912 Page 261Dated October 2006

CAPPROX.

CPW

HFHB

HYHP

HG

HK

S

YY X

ZD

HP

HA

HE

HG

HK

S

YYX

ZD

HPHP

HA

HEHP

COUPLING GUARD



SUCTIONDISCHARGE


SUCTIONDISCHARGE

1/2 NPSF DRAINS (2)

1/2 PIPE TAP

1/2 NPSF DRAINS (2)A

A

VIEW A-A VIEW A-A


DISCH MODEL CASEBORE

2-1/2 481 10B 3 8+ 4 13-1/2 9-3/4 4 24 5 1/2 10(203) (102) (343) (247) (102) (609) (127) (254)

3 481 10 4 9* 4-1/2 13-1/2 10 4-1/2 24 5-1/2 11(228) (114) (343) (254) (114) (609) (140) (279)

4 481 10 5 14-1/2 12 5 26 6-1/2 12-3/4(254) (127) (368) (305) (124) (660) (165) (324)

4 481 11D 5 11 5-1/2 14-1/2 13 5-1/2 26 6-1/2 12-3/4(279) (140) -368 (330) (140) (660) (165) (324)

4 481 15 6 11 5-1/2 14-1/2 13 5-1/2 26 6-1/2 14(279) (140) (368) (330) (140) (660) (165) (355)

5 481 11** 5-1/22 16 11-1/4 5-1/2 28-1/2 6 13-1/4(279) (140) (406) (286) (140) (723) (152) (336)

5 481 15 6 12-1/2 6-1/4 16 13-1/4 6-1/4 28-1/2 6-1/2 15(217) (159) (406) (336) (159) (723) (165) (381)

5 481 17 6 12-1/2 6-1/4 16 14 6-1/4 28-1/2 6-1/2 15(217) (159) (406) (355) (159) (723) (165) (381)

6 481 11 8 12-1/2 6-1/2 16 11-3/4 6-1/4 28-1/2 6 14-1/2(217) (159) (406) (298) (159) (723) (152) (368)

6 481 11HH 8 16-1/2 8/5/08 18-1/2 10 8-5/8 32-7/8 8 15(419) (219) (460) (254) (219) (835) (203) (381)

6 481 14HH 8 16-1/2 7-1/2 20-1/2 15 7-1/2 36-3/4 8 17(419) (191) (519) (381) (191) (933) (203) (431)

6 481 13-1/2 6-3/4 18 14-1/4 6-3/4 32 7-1/2 16-3/4(343) (171) (457) (368) (171) (812) (190) (425)

6 481 14-3/4 8 18 16 8 32 7-1/2 18(374) (203 (457) (406) (203) (812) (190) (457)

6 481 20 8 14-3/4 8 18 15-3/4 8 32 7-1/2 18(374) (203) (457) (400) (203) (812) (190) (457)

8 481 12 10 14-3/4 8 18 17 9 32 7-1/2 17-3/4(374) (203) (457) (431) (228) (812) (190) (450)

8 481 17B 10 14-3/4 8 18 17 8 32 7-1/2 17-3/4(374) (203) (457) (431) (203) (812) (190) (450)

8 481 18-1/2 9-1/2 21-7/8 18 9-1/2 38 11-1/2 21(470) (241) (555) (457) (241) (964) (292) (533)

10 481 15 12 25 13-1/2 21-7/8 17 13-1/2 38 11-1/2 20(635) (343) (555) (431) (343) (964) (292) (508)

10 481 18 12 25 13-1/2 21-7/8 18 13-1/2 38 11-1/2 22(635) (343) (555) (457) (343) (964) (292) (558)

10 481 18D 12 25 12-1/4 24-1/4 20 12-1/4 43 11-1/2 24(635) (311) (616) (508) (311) (1092) (292) (610)

12 481 18A 14 24 15 25-1/4 18 15 44 11-1/2 23(609) (381 (615) (457) (381) (1117) (292) (584) 18

9 9 9

9 9 9

9 11 11

18

18

18

17

18

18

18

18

17

17

17

18

17

17

17

18

17

17

17

17

18

18

18

17

17

17

17

16

-

-

17

-

16

16

16

-

-

-

-

17

17

17

18

16

16

16

17

16

16

16

16

18

-

-

-

-

-

16

16

16

16

17

17

17

16

16

16

16

16

-

-

16

-

16

16

16

-

-

16

16

17

17

17

17

16

16

16

17

16

16

16

16

17

-

-

16

16

-

16

16

16

16

17

17

17

16

16

16

16

16

-

-

16

15

16

16

16

-

-

15

15

17

17

17

17

16

16

16

17

16

16

16

16

17

-

-

15

15

15

15

15

15

15

17

17

17

16

16

16

16

15

-

-

16

15

15

15

15

-

-

15

15

17

17

16

17

16

16

16

17

16

16

16

16

-

-

15

15

15

15

15

15

15

13

13

13

13

13

13

13

12

13

12

12

12

12

12

12

12

12

13

13

13

13

13

13

15

16

13

13

12

12

12

12

12

12

12

12

12

13

13

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

11

11

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

12

11

11

12

12

12

12

12

12

12

12

12

12

12

11

12

11

11

11

11

11

12

12

12

12

12

12

12

12

12

12

OPTIONAL 250# SUCTION ANDDISCAHRGE FLANGES

STANDARD 125# SUCTION ANDDISCHARGE FLANGES

OPTIONAL 125# SUCTIONFLANGE, 250# DISCHARGE

FLANGE

MOTOR FRAME

11

11

11

11

11

11

2524 24

11

11

2625

11

11

9

9

2926

12

12

12

12

11

12

9

9

9

9

9

11

11

11

9

9

9

9

9

9

9

8

8

9

9

9

9

9

9

9

-

9

9

9

9

9

8

8

8

9

8

BASE

BASE

BASE

-

6

6

6

BASE

BASE

BASE

BASE

BASE

BASE

BASE

BASE

11A11C

11B11C

6

5

2 BASE 5

5

8

8

15B15C

18B18C

8

8

3

4A

5A

BASE

10

5

6B

4

BASE

BASE

6

BASE

4433 32 35 34 40 4038 3630 302828 2923 22

C;APPROC

BASE

21

BASE

BASE

18

BASE 8

BASE

D S W X Z CP HY YY

2

1-1/4

PUMP SIZE

ZZ

7A

7

1-1/4

22121A

PUMP SIZE RIGHT LEFT RIGHT LEFT 26 28 27 29 28 30 30 33 32 36 3436 39 45HAND HAND HAND HAND

DISCHMODELROTATION ROTATION ROTATION ROTATION

D M S W W X Z CP HY HY YY C4 485 15 5 3 11 7-1/8 5 18-7/8 15-1/8 13 6-1/2 31 4-5/8 8-3/8 13-1/2 BASE 12 12 12 12 12 12 15 16 15 16 16

(279) (181) (127) (479) (384) (330) (165) (787) (117) (213) (343)5 485 12 5 4A 14 6-5/8 7 20-7/8 18-1/8 13 7 35-3/8 11-1/8 13-7/8 13 BASE 17 17 17 17 18 18

(356) (168) (178) (530) (460) (330) (178) (889) (283) (352) (330)5 485 15 6 4 12-1/2 9-1/8 5-1/2 21-1/8 16-7/8 15 7-1/2 34-1/2 5-3/8 9-5/8 15-7/16 BASE 12 12 12 12 12 13 16 16 16 16 16 16

(317) (232) (140) (536) (428) (381) (190) (876) (143) (244) (392)6 485 12 6 5A 15 7-1/2 8 22-7/8 19-5/8 14 8 38-1/2 10-7/8 14-1/8 14 BASE 17 17 17 18 18

(381) (191) (203) (581) (498) (356) (203) (978) (276) (359) (356)6 485 16/ 8 5 16.5 10.5 8.25 23.63 18.38 19 7.75 37.88 5 10.25 17 BASE 16 16 16 16 16 16 17 17 1718

16B (419) (267) (210) (600) (467) (483) (197) (962) (127) (260) (432)6 485 17 8 5 14-3/4 11 7 24-1/2 17-1/2 16 9 38 4 11 16-1/2 BASE 13 13 16 16 16 16 16 16

(374) (279) (178) (622) (444) (406) (228) (964) (102) (279) (419)

STANDARD* OPTIONAL*125# SUCTION AND 250# SUCTION AND

250# DISCHARGE FLANGE DISCHARGE FLANGES

(660

)(7

11)

(685

)(7

36)

(711

)(7

61)

(761

)(8

38)

(812

)(9

14)

(863

)(9

14)

(991

)(1

143)

AURORA 485 PUMPSON STEEL DRIP RIM BASE


Supersedes Section 912 Page 302Dated June 2008

CAPPROX.

CP

W

Z

YY X

SD

CAPPROX.

CP

W

Z

YYX

SD

M

M

HFHB

HYHP

HG

HK

HFHB

HYHP

HG

HK

HP

HA

HEHP

HP

HA

HEHP

COUPLING GUARD

1-1/4" PIPE TAP†

SUCTION

DISCHARGE

VIEW A-A

COUPLING GUARD1-1/4" PIPE TAP†

SUCTION

DISCHARGE

VIEW A-A



SUCTIONCENTERLINE

DISCHARGECENTERLINE

1/2 NPSF DRAINS (2)

1/2 NPSF DRAINS (2)A

A

A

A

RIGHT HAND ROTATION

LEFT HAND ROTATION

PIPE TAP ON BOTHSIDES OF 5-485-12AND 6-485-12. PIPETAP ON NEAR SIDEOF OTHER PUMPS.

†

SUCTION

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

405T

405T

S40

5T44

4TS

445TS

447T

S44

9TS

BASE SIZE HA HB HE HF HG HH HK HP12 18x54 18 54-1/2 25-1/8 52-7/8 4 3/4 2 13/16

(457) (1383) (638) (1342) (102) (19) (51) (21)13 18x64 18 64-1/2 25-1/8 62-7/8 4 3/4 2 13/16

(457) (1637) (638) (1593) (102) (19) (51) (21)15 22x54 22 54-1/2 29-1/8 52-7/8 4-1/2 3/4 2 13/16

(559) (1383) (740) (1342) (114) (19) (51) (21)16 22x64 22 64-1/2 29-1/8 62-7/8 4-1/2 3/4 2 13/16

(559) (1637) (740) (1593) (114) (19) (51) (21)17 22x74 22 74-1/2 29-1/8 72-7/8 4-1/2 3/4 2 13/16

(559) (1892) (740) (1851) (114) (19) (51) (21)18 22x82 22 82-1/2 29-1/8 80-7/8 4-1/2 3/4 2 13/16

(559) (2096) (740) (2054) (114) (19) (51) (21)

NOTES1. All dimensions are in inches (mm) and may vary ± 3/8" (10).2. Not for construction purposes unless certified.3. Coupling gap may vary 1/8" (3) thru 1" (25).4. Conduit box is shown in approximate location.

Dimensions are not specifed as they vary with each motor manufacturer.5. Suction and discharge flanges are ANSI standard flat face.6. Three grout holes are provided in top of base.

POWER

SERIES

CASE

BORE

MOTORFRAME


AURORA MODEL 491 PUMPSON STEEL DRIP RIM BASE


Dated April 2003



6. Suction and discharge flanges are ANSI standard flat face.7. Structural steel bases are used for pumps with motor farmes



(457) (1384) (638) (1343) (101) (19) (50) (20)13 18x64 18 64-1/2 25-1/8 62-7/8 4 3/4 2 13/16

(457) (1638) (638) (1597) (101) (19) (50) (20)16 22x64 22 64-1/2 29-1/8 62-7/8 4-1/2 3/4 2 13/16

(558) (1638) (739) (1597) (114) (19) (50) (20)17 22x74 22 74-1/2 29-1/8 72-7/8 4-1/2 3/4 2 13/16

(558) (1892) (739) (1851) (114) (19) (50) (20)20 26x90 26 90-1/2 33-1/8 88-7/8 4-1/2 3/4 2 13/16

(660) (2298) (841) (2257) (114) (19) (50) (20)21 26x72 26 72-1/2 33-1/8 70-7/8 4-1/2 3/4 2 13/16

(660) (1841) (841) (1800) (114) (19) (50) (20)23 26x84 26 84-1/2 33-1/8 82-7/8 4-1/2 3/4 2 13/16

(660) (2146) (841) (2105) (114) (19) (50) (20)

COUPLING GUARD CP

WC APPROX.


HF

HB

HP

A

A

SUCTION

HP HE HP

1/2 NPSF DRAINS (2)

HK

Z

XYY


DISCHARGE

S

D D

HG HG

HK

HP

O

Z

DISCHARGE


X YY

HA

1/2 NPSF DRAINS (2)

HE HP

SUCTION

S

RIGHT HAND ROTATION

VIEW A-A VIEW A-A

LEFT HAND ROTATION

PUMP SIZE 21 23 22 24 24 25 25 26 26 28 29 29 28 30 30 33 32 35 34 38 36 40 40 44 45 49CASE C

DISCH MODEL BORE D S W X Z CP HY YY ZZ APPROX3 491 9C 5 12 6-1/8 14-5/8 11 6-1/8 25-15/16 10 12 3/4 BASE 12 12 12 12 12 12 12 12 12 12 12 12 12 12 - - - - - - - - - - - -

(304) (155) (371) (279) (155) (658) (254) (304)4 491 8A 6 11 5-3/4 14-5/8 10 5-1/2 25-15/16 8 11-1/4 3/4 BASE 12 12 12 12 12 12 12 12 12 12 12 12 12 12 - - - - - - - - - - - -

(279) (146) (371) (254) (140) (658) (203) (286)4 491 11A&C 6 13-3/4 6-7/8 16-3/8 11-1/4 7-1/8 29-11/16 10 14 3/4 BASE 12 12 12 12 12 12 12 12 12 12 12 13 13 13 16 16 16 16 16 16 16 16 - - - -

(349) (174) (415) (285) (180) (754) (254) (355)4 491 14C 6 13-3/4 6-7/8 17-5/8 13 8-3/8 31-11/16 12 15-1/4 3/4 BASE - - - - - - 16 16 16 16 16 16 16 16 - - - - - - - - - - - -

(349) (174) (447) (330) (212) (804) (304) (387)5 491 14A 8 16-1/4 8-1/4 17-5/8 13-1/2 9-3/4 31-11/16 12 17-1/4 1 BASE - - - - 16 16 16 16 16 16 16 16 16 16 16 16 16 16 - - - - - - - -

(412) (209) (447) (342) (247) (804) (304) (438)5 491 18A 8 16-1/4 8-1/8 18-7/8 15 10-5/8 33-3/8 12 18-3/4 1 BASE - - - - - - - - - - 16 16 16 16 16 16 16 16 17 17 17 17 - - - -

(412) (206) (479) (381) (269) (847) (304) (476)6 491 12A 6 13-3/4 6-7/8 16-5/8 20-1/2 7-1/8 29-11/16 10 14 1 BASE 12 12 12 12 12 12 12 12 12 12 13 13 13 13 16 16 16 16 16 16 16 16 - - - -

(349) (174) (422) (520) (180) (754) (254) (355)6 491 14C 10 18-3/4 9-3/8 20-1/8 13-1/4 10 35-7/8 12 18 1 BASE - 16 16 16 16 16 16 16 16 16 17 17 17 17 17 17 17 17 17 17 - - - - -

(476) (238) (511) (336) (254) (911) (304) (457)6 491 18C 10 18-3/4 9-3/8 20-1/8 16 11-3/4 35-7/8 13-1/2 20 1 BASE - - - - 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 23 23 23 23

(476) (238) (511) (406) (298) (911) (343) (508)6 491 19A 10 18-3/4 9-3/8 22-5/8 18 12-1/8 39-1/4 13-1/2 22 1 BASE - - - - - - - - - - - - - - - - - - - - 23 23 23 23 23 23

(476) (238) (574) (457) (307) (996) (342) (558)8 491 14A 12 21-1/2 10-3/4 20-1/2 16 10-3/4 36-5/8 13-1/2 22 1 BASE - - - - - - - - - - - - - - 21 21 21 21 21 21 21 21 - - - -

(546) (273) (520) (406) (273) (930) (342) (558)8 491 18A 12 21-1/2 10-3/4 23-3/4 16 12-1/2 41-1/2 13-1/2 22 1 BASE - - - - - - - - - - - - - - - - 21 21 21 21 23 23 23 23 23 23

(546) (273) (603) (406) (317) (1054) (342) (558)10 491 20 16 24 13 25-9/16 23 14-1/4 44-9/16 15 25 1 BASE - - - - - - - - - - - - - - - - - - - - - - 23 23 20 20

(609) (330) (649) (584) (361) (1131) (381) (635)

SUCTION

STANDARD* OPTIONAL OPTIONAL125# SUCTION AND 125# SUCTION FLANGE, 250# SUCTION ANDDISCHARGE FLANGES 250# DISCHARGE FLANGE DISCHARGE FLANGES

MOTORFRAME 25

4T25

6T28

4TS

284T

286T

S28

6T32

4TS

324T

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9T� � �

(533

)(584

)(558

)(609

)(609

)(635

)(635

)(660

)(660

)(711

)(736

)(736

)(711

)(762

)(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)

*STD 125# SUCTION FLANGE AND250# DISCHARGE FLANGEFOR 6-491-12A


Section 912 Page 272DateMarch 2009Supersedes Section 912 Page 312Dated February 2005



6. Suction and discharge flanges are ANSI standard flat face.7. Structural steel bases are used for pumps with motor farmes



(457) (1384) (638) (1343) (101) (19) (50) (20)13 18x64 18 64-1/2 25-1/8 62-7/8 4 3/4 2 13/16

(457) (1638) (638) (1597) (101) (19) (50) (20)16 22x64 22 64-1/2 29-1/8 62-7/8 4-1/2 3/4 2 13/16

(558) (1638) (739) (1597) (114) (19) (50) (20)17 22x74 22 74-1/2 29-1/8 72-7/8 4-1/2 3/4 2 13/16

(558) (1892) (739) (1851) (114) (19) (50) (20)18 22x82 22 82-1/2 29-1/8 80-7/8 4-1/2 3/4 2 13/16

(558) (2095) (739) (2054) (114) (19) (50) (20)20 26x90 26 90-1/2 33-1/8 88-7/8 4-1/2 3/4 2 13/16

(660) (2298) (841) (2257) (114) (19) (50) (20)21 26x72 26 72-1/2 33-1/8 70-7/8 4-1/2 3/4 2 13/16

(660) (1841) (841) (1800) (114) (19) (50) (20)23 26x84 26 84-1/2 33-1/8 82-7/8 4-1/2 3/4 2 13/16

(660) (2146) (841) (2105) (114) (19) (50) (20)

COUPLING GUARD CP

WC APPROX.


HF

HB

HP

A

A

SUCTION

HP HE HP

1/2 NPSF DRAINS (2)

HK

Z

XYY


DISCHARGE

S

D D

HG HG

HK

HP

O

Z

DISCHARGE


X YY

HA

1/2 NPSF DRAINS (2)

HE HP

SUCTION

S

RIGHT HAND ROTATION

VIEW A-A VIEW A-A

LEFT HAND ROTATION

PUMP SIZE 21 23 22 24 24 25 25 26 26 28 29 29 28 30 30 33 32 35 34 38 36 40 40 44 45 49CASE C

DISCH MODEL BORE D S W X Z CP HY YY ZZ APPROX3 492 10A 4 10-1/2 5-1/2 16-1/2 10 5-1/2 29-3/16 7 10 1 BASE 12 12 12 12 12 12 12 12 12 12 12 12 12 12 - - - - - - - - - - - -

(267) (140) (419) (254) (140) (738) (178) (254)4 492 10 6 13 6-1/2 16-7/8 10-1/4 6-1/2 29-13/16 10 11 3/4 BASE - - - - - - 12 12 12 12 12 13 13 13 16 16 16 16 - - - - - - - -

(330) (165) (428) (260) (165) (757) (254) (279)4 492 14 5 12-1/2 7-3/8 18-3/8 13-1/2 7-3/8 33-3/16 10 14 3/4 BASE - 12 12 12 12 12 12 12 - - - - - - - - - - - - - - - - - -

(317) (187) (466) (342) (187) (842) (254) (355)4 492 18 5 14-3/4 9-1/2 18-3/8 14 9-1/2 33-1/4 11 14 3/4 BASE - - - - - - - - 13 13 13 13 13 13 16 16 - - - - - - - - - -

(374) (241) (466) (355) (241) (844) (279) (355)5 492 10 8 16 8 20 12-1/2 7 35-1/2 11 13 1 BASE 12 12 13 13 13 13 13 13 13 13 13 13 13 13 16 16 16 16 17 17 17 17 - - - -

(406) (203) (508) (317) (118) (901) (279) (330)5 492 18 6 16 10 21 14 10 37-1/8 11 14 1 BASE - - - - - - - - 16 16 16 16 16 16 16 16 16 16 - - - - - - - -

(406) (254) (533) (355) (254) (942) (279) (355)6 492 10 10 18 9 20-5/8 13 7-1/2 36-3/4 11 15 1 BASE - - - - - - - - - - - - - - 16 16 16 16 17 17 17 17 17 17 - -

(457) (228) (523) (330) (190) (933) (279) (381)6 492 15 8 15-1/2 8-3/4 22-1/2 15 8-3/4 40-1/4 13 15-1/2 1 BASE - - - - 13 13 13 13 13 13 13 13 13 13 17 17 17 17 - - - - - - - -

(394) (222) (571) (381) (222) (1022) (330) (394)8 492 15 10 17-1/2 9-1/4 22-1/2 17 9-1/4 40-1/4 13 17 1 BASE - - - - - - - - 16 16 16 16 16 16 17 17 17 17 17 17 - - - - - -

(444) (234) (571) (431) (234) (1022) (330) (431)10 492 18 12 21-3/4 11-1/2 25-9/16 21 11-1/2 45-13/16 15 21 1 BASE - - - - - - - - - - - - - - - - - - - - - - 23 23 20 20

(552) (292) (649) (533) (292) (1163) (381) (533)

SUCTION

STANDARD OPTIONAL OPTIONAL125# SUCTION AND 125# SUCTION FLANGE, 250# SUCTION ANDDISCHARGE FLANGES 250# DISCHARGE FLANGE DISCHARGE FLANGES

MOTORFRAME 25

4T25

6T28

4TS

284T

286T

S28

6T32

4TS

324T

326T

S32

6T36

4TS

364T

365T

S36

5T40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9T� � �(533

)(584

)(558

)(609

)(609

)(635

)(635

)(660

)(660

)(711

)(736

)(736

)(711

)(762

)(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)



Dated December 1999





(558) (2133) (482) (101) (15) (2082) (25)23 26 84 23 4-1/2 5/8 82 1

(660) (2133) (584) (114) (15) (2082) (25)24 26 96 23 4-1/2 5/8 94 1

(660) (2438) (584) (114) (15) (2387) (25)

COUPLING GUARD

C APPROX.


HF

HB

HY

WCP

M DISCHARGECENTERLINE

A

A

HP

SUCTION

S

(2) 1/2 (12) NPSF DRAINS

HP

HA

HE HP

ZD

DISCHARGE

ZZ PIPE TAP NEAR SIDEYY X

ZZ PIPE TAP FAR SIDEX YY

SUCTION

S

D

HG

HP

HA

HEHP

(2) 1/2 (12) NPSF DRAINS

DISCHARGE

Z

SUCTIONCENTERLINE

A

A

HP

CP

W M

HY

HF

HB


COUPING GUARD

C APPROX.

HG

RIGHT HAND ROTATION

VIEW A-A

VIEW A-A

LEFT HAND ROTATION

PUMP SIZE RIGHT LEFT RIGHT LEFTCASE HAND HAND HAND HAND C

DISCH MODEL BORE D S W W X Z CP HY HY YY ZZ APPROX5 495 15 6 17 9 28-3/8 23-3/8 15 9 46-7/8 13-1/2 18-1/2 15 1 BASE

(431) (228) (720) (593) (381) (228) (1190) (342) (469) (381) (25)6 495 17 8 17-1/2 9 31-5/8 25-1/8 16-1/2 10-1/2 52-1/2 12-3/4 19-1/4 16-1/2 1 BASE

(444) (228) (803) (638) (419) (266) (1333) (3238) (488) (419) (25)

17 17 17 17 - - - - - - - -

- - - - 23 23 23 23 24 24 24 24

SUCTION

MOTORFRAME 40

4TS

404T

405T

S40

5T44

4TS

444T

445T

S44

5T44

7TS

447T

449T

S44

9TSTANDARD

125# SUCTION FLANGE,250# DISCHARGE FLANGE�

(762

)(838

)(812

)(889

)(863

)(965

)(914

)(1016)

(1016)

(1117

)(11

43)

(124

4)

30 33 32 35 34 38 36 40 40 44 45 49

OPTIONAL250# SUCTION ANDDISCHARGE FLANGE�

Section 912 Page 274Date February 2005Supersedes Section 912 Page 314Dated December 1999


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