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Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public.

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“Invent a New India Using Knowledge”

है”ह”ह

IS 13544 (1992): Trailers - Mounting of ball bearing turntable - Dimensions [TED 22: Transport Tractors andTrailers]

.y? . / ,

i ISl3644:lB92

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Indian Standard

TRAILERS - MOUNTING OF BALL BEARING TURN TABLiE - DIMENSIONS

UDC 629-114-3 : 629*11*012-734.012~252 - 218 : 006.78

0 BE 1992

BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG

NEW DELHI 110002

December 1992 Price Group 1

Transport Tractors and Trailers Sectional Committee, TED 22

FOREWORD

This Indian Standard was adopted by the Bureau of Indian Standards, after the draft finalized by the Transport Tractors and Trailers Sectional Committee had been approved by the Transport Engineering Division Council.

In reporting the result of a test or analysis made in accordance with this standard, if the final value, observed or calculated, is to be rounded off, it shall be done in accordance with IS 2 : 1960 ‘Rules for rounding off numerical values ( revised )‘.

IS 13544 : 1992

Indian Standard

TRAILERS-MOUNTINGOFBALLBEARING TURNTABLE-DIMENSIONS

1 SCOPE

This Standard specifies the mounting dimensions and sizes of fastener for mounting of ball bearing turn table in between the dolly and chassis of full trailer ( see Fig. 1 ).

2 REFERENCES

The following Indian Standards are necessary adjunct to this standard.

IS A%.

1364

( Part 1 ) : 1983

( Part 2 ) : 1983

( Part 3 ) : 1983

2016 : 1967

5372 : 1975

5373 : 1969

Title

Hexagon head bolts, screws and nuts of product grades A and B :

Part 1 Hexagon head bolts ( size range M3 to M36 ) ( second revision )

Part 2 Hexagon screws ( size range M3 to M36 ) ( second revision )

Part 3 Hexagon nuts ( size range Ml ~6 to M36 ) ( second reuision )

Plain washers (first revision )

Taper washers for channels ( ISMC ) ( jirst revision )

Square washers for wood fastenings

3 REQULREMENTS

3.1 Bali Bearing Turn Table

The top and bottom flanges of the ball bearing turn table shall be drilled with 17 mm diameter, eight holes each as shown in Fig. 2.

3.2 Mounting

3.2.1 The ball bearing turn table shall be mount- ed on dolly by means of eight hex head bolts/ screw/nut Ml6 x 2 conforming to IS 1364 ( Parts 1 to 3 ) : 1983 with lock nut or nylon nut only.

3.2.2 The ball bearing turn table shall be mount- ed below chassis by means of eight hex and bolts/ screw/nut Ml6 x 2 conforming to IS 1364 ( Parts 1 to 3 ) : 1983 with lock nut or nylon nut only.

3.2.3 Machined washer, 17, conforming to IS 2016 : 1967 may be used alongwith taper/ square washer conforming to IS 5372 : 1975 or IS 5373 : 1969, if required.

3.3 Plates/flanges/webs to which the flanges of ball bearing turn table are to be bolted, should not be thinner than the flange thrckness of ball bearing turn table.

3.4 The longitudinal cross members and the struts of trailer chassis as well as dolly should be SO located that there is a clear access to the hard- ware to mount the ball bearing turn table.

BALL BEARING TURN TABLE

FIG. 1 LOCATION OF MOUNTING BALL BEARING TURN TABLE

1

8 HOLES,@17 EQUI-SPACED

\ ON 976mm PCD

View from A-A ( Drilling of top flange only )

(see Fig. 1 )

/8OLES,@17 ON 960mm PCD

View fiom B-B ( Drilling of bottom flange only )

(see Fig. 1 )

FIG. 2 DRILLING DETAILS

Standard Mark The use of the Standard Mark is governed by the provisions of the Bureau of Indian

Standards Act, 1986 and the Rules and Regulations made thereunder. The Standard Mark on products covered by an Indian Standard conveys the assurance that they have been produced to comply with the requirements of that standard under a well defined system of mspection, testing and quality control which is devised and supervised by BIS and operated by the producer. Standard marked products are also continuously checked by BIS for con- formity to that standard as a further safeguard. Details of conditions under which a licence for the use of the Standard Mark may be granted to manufacturers or producers may be obtained from the Bureau of Indian Standards.

Bur+u of $dlan Staadudr /

BIS s a statutory institution established under the Bureau of Indian Standards Act, I986 to promote har

” onious development of the activities of standardization, marking and quality certification of goods

and ~ ttending to connected matters in the country.

Copyright

BIS has the copyright of all its publications. No part of these publications may be reproduced in any form without the prior permission in writing of BIS. This does not preclude the free use, in the course of implementing the standard, of necessary details, such as symbols and sizes, type or grade designations, Enquiries relating to copyright be addressed to the Director ( Publications ), BIS.

Revision of Indian Standards

Indian Standards are reviewed periodically and revised, when necessary and amendments, if any, are issued from time to time. Users of Indian Standards should ascertain that they are in possession of the latest amendments or edition. Comments on this Indian Standard may be sent to BIS giving the fo llowing reference:

Dot : No. TED 22 ( 961 )

Amend No.

Amendments Issued Since Publication

Date of lssue Text Affected

BUREAU OF INDIAN STANDARDS

Headquarters3

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t

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t

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