BRITISH STANDARD AUTOMOBILE SERIES BS AU 227 1988 ISO 7467 1987 Specification for Dimensions of cylindrical shaft ends and hubs for alternators for commercial vehicles and buses [ISO title Commercial[.]
Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BRITISH STANDARD AUTOMOBILE SERIES Specification for Dimensions of cylindrical shaft ends and hubs for alternators for commercial vehicles and buses [ISO title: Commercial vehicles and buses — Cylindrical shaft ends and hubs for alternators] UDC 629 1 4/ 5: 629 1 01 64: 629 01 1 : (083 3) BS AU 227: 1988 ISO 7467:1987 Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 227:1988 Committees responsible for this British Standard The preparation of this British Standard was entrusted by the Automobile Standards Committee (AUE/- ) to Technical Committee AUE/1 3, upon which the following bodies were represented: Department of Transport (Highways) Freight Transport Association Institute of Road Transport Engineers (Incorporated) London Regional Transport Ministry of Defence National Bus Company Road Haulage Association Ltd Society of Motor Manufacturers and Traders Limited This British Standard, having been prepared under the direction of the Automobile Standards Committee, was published under the authority of the Board of BSI and comes into effect on Amendments issued since publication 31 August 988 © BSI 01 - 2000 The following BSI references relate to the work on this standard: Committee reference AUE/1 Draft for comment 81 /78936 DC ISBN 580 16725 Amd No Date of issue Comments Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 227:1988 Contents Page C ommittees res p ons ib le National foreword ii S cop e and field of ap p lication Reference D imens ions and tolerances Figure — S haft end, typ e 1 Figure — S haft end, typ e Figure — H ub Tab le Tab le 2 Pub lication referred to © BS I - 00 Ins ide front cover Ins ide b ack cover i Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 227:1 988 National foreword This British Standard has been prepared under the direction of the Automobile Commercial vehicles and buses — Cylindrical shaft ends and hubs for alternators”, published by the Standards Committee and is identical with ISO 7467: 987 “ International Organization for Standardization (ISO) Terminology and conventions The text of the International Standard has been approved as suitable for publication as a British Standard without deviation Some terminology and certain conventions are not identical with those used in British Standards; attention is drawn especially to the following The comma has been used as a decimal marker In British Standards it is current practice to use a full point on the baseline as the decimal marker Wherever the words “International Standard” appear, referring to this standard, they should be read as “British Standard” Cross-reference International Standard ISO 391 2: 977 C orresponding British Standard BS 4235 Specification for metric keys and keyways Woodruff keys and keyways Part 2: 977 (Identical) A British Standard does not purport to include all the necessary provisions of a contract Users of British Standards are responsible for their correct application Compliance with a British Standard does not of itself confer immunity from legal obligations Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages and 2, an inside back cover and a back cover This standard has been updated (see copyright date) and may have had amendments incorporated This will be indicated in the amendment table on the inside front cover ii © BSI 01 - 2000 Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 2 7: 988 Scop e and field of application This International Standard specifies the dimensional requirements of cylindrical shaft ends and hubs for interchangeability of alternators The specifications of this International Standard apply to cylindrical shaft ends (see Figure and Figure 2) and hubs (see Figure 3) for alternators Reference ISO 391 2, Wo odruff keys and keyw ays D imensions and tolerances C ylindrical shaft end Figure — Shaft e nd, type 1) 1) The shaft ends may be made according to either type or However, it shall be possible to screw the go- gauge for the thread up to the chain line X- X 2) For keyways for woodruff keys, see ISO 391 © BSI 01 - 2000 Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 2 : 988 Tab le Dimensions in millimetres A B g6 C D E1 F1 max –1 max h9 17a M16 × 1,5 20 18 1,5 –0,03 20 M18 × 1,5 20 25 1,5 –0,03 25 M18 × 1,5 20 30 2,0 –0,03 30 M24 × 1,5 20 46 2,8 a If hexagon –0,036 sockets are used, then the woodruff key may be omitted When shaft ends are used without key, then the keyways can be omitted Ke yw ays of cylind rical hub s Figure — H ub Tab le Aa E2 nom Dimensions in millimetres F2 D10 17 1,6 +0,078 +0,030 20 1,7 +0,078 +0,030 25 +0,078 +0,030 30 +0,098 +0,040 a “A” is the nominal diameter of the shaft © BSI 01-2000 Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI Publication referred to See national foreword © BSI 01 - 000 BS AU 227:1988 Li cen sed Copy: Lon d on Sou th Ban k U n i versi ty, Lon d on Sou th Ban k U n i versi ty, Fri Dec 08 7: 00: 32 G M T+00: 00 2006, U n trol l ed Copy, (c) BSI BS AU 227: 1988 ISO 7467:1987 BSI — British Standards Institution BS I is the indep endent national b ody res p ons ib le for p rep aring Britis h S tandards It p res ents the UK view on s tandards in E urop e and at the international level It is incorp orated b y Royal C harter Revisions Britis h S tandards are up dated b y amendment or revis ion Us ers of Britis h S tandards should make s ure that they p oss es s the latest amendments or editions It is the constant aim of BS I to imp rove the quality of our p roducts and services We would b e grateful if anyone finding an inaccuracy or amb iguity while us ing this Britis h S tandard would inform the S ecretary of the technical committee res p ons ib le, the identity of which can b e found on the inside front cover Tel: 02 89 96 90 00 Fax: 02 89 96 40 BS I offers memb ers an individual up dating s ervice called PLUS which ens ures that s ub s crib ers automatically receive the lates t editions of s tandards Buying standards O rders for all BS I, international and foreign s tandards p ub lications s hould b e addres s ed to C us tomer S ervices Tel: 899 00 Fax: 899 7001 In res p ons e to orders for international standards , it is BS I p olicy to sup p ly the BS I imp lementation of thos e that have b een p ub lis hed as Britis h S tandards, unless otherwis e requested Information on standards BS I p rovides a wide range of information on national, E urop ean and international standards through its Lib rary and its Technical H elp to E xp orters S ervice Various BS I electronic information s ervices are also availab le which give details on all its p roducts and s ervices C ontact the Information C entre Tel: 02 89 96 71 1 Fax: 02 89 96 048 S ub s crib ing memb ers of BS I are kep t up to date with s tandards develop ments and receive sub s tantial discounts on the p urchase p rice of s tandards For details of thes e and other b enefits contact Memb ership Adminis tration Tel: 02 89 96 70 02 Fax: 02 89 96 00 Copyright C op yright s ub s is ts in all BS I p ub lications BS I als o holds the cop yright, in the UK, of the p ub lications of the international s tandardization b odies E xcep t as p ermitted under the C op yright, D es igns and Patents Act 988 no extract may b e rep roduced, s tored in a retrieval s ystem or transmitted in any form or b y any means – electronic, p hotocop ying, recording or otherwis e – without p rior written p ermis s ion from BS I This does not p reclude the free us e, in the cours e of imp lementing the standard, of necess ary details such as s ymb ols, and size, typ e or grade designations If thes e details are to b e used for any other p urp os e than imp lementation then the p rior written p ermiss ion of BS I must b e ob tained If p ermis sion is granted, the terms may include royalty p ayments or a licensing agreement D etails and advice can b e ob tained from the C op yright Manager BS I 89 C his wick H igh Road London W4 4AL Tel: 02 89 96 70