1、 SAE Technical 6WDQGDUGV%RDUG5XOHVSURYLGHWKDW7KLVUHSRUWLVSXEOLVKHGE 6$(WRDGYDQFHWKHVWDWHRIWHFKQLFDODQGHQJLQHHULQJVFLHQF es. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patenWLQIULQJHPHQWDULVLQJWKHUHIURPLVWKHVROHUHVSRQVLEL
2、OLWRIWKHXVHU SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions. Copyright 2016 SAE International All rights reserved. No part of this publication may be reproduced, stor
3、ed in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside USA) Fax: 724-776-0790
4、Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org SAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/MAP1572A METRIC AEROSPACE RECOMMENDED PRACTICE MAP1572 REV. A Issued 1985-04 Revised 2002-12 Reaffirmed 2016-11 Sup
5、erseding MAP1572 Metric Stud Holes For Aerospace Electrical & Electronic Wire Terminating Devices RATIONALE MAP1572A has been reaffirmed to comply with the SAE five-year review policy. FOREWORDChanges in this Revision are format/editorial only.1. SCOPE:The purpose of this MAP is to establish stud ho
6、le clearance diameters to accept standard Metric studs. This is based entirely on recommendations set forth by the International Organization for Standardization (ISO).ISO Recommendations R273, Clearance Holes for Metric Bolts (Fine series) and R286, ISO System of Limits and Fits (H14 series) were u
7、sed to establish the size and tolerance for each stud hole in the MAP.SAE INTERNATIONAL MAP1572A Page 2 of 2 TABLE 1Note 1: Metric stud sizes define the maximum diameter and may be preceded by a thread designator.Note 2: There is no accepted Metric stud equivalent for a No. 4 American Standard stud size.Note 3: There is no accepted American Standard stud size equivalent for a metric 10 stud size.PREPARED UNDER THE JURISDICTION OFSAE SUBCOMMITTEE AE-8C2, TERMINATING DEVICES OFCOMMITTEE AE-8, AEROSPACE ELECTRICAL/ELECTRONIC DISTRIBUTION SYSTEMS
