1、AEROSPACE STANDARDNUT, SELF-LOCKING, PLATE, ONE LUG,FLOATING, LOW HEIGHT, UNS S66286,CLASS: 125 KSI/800 FAS3479Copyright 2016 SAE InternationalAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mec
2、hanical, 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 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.orgISSUED1991-02REAFFIRMED
3、 2012-11REVISED2016-01THIRD ANGLE PROJECTIONCUSTODIAN: E-25REV. FFEDERAL SUPPLY CLASS5310AS3479SHEET 1 OF 3REV.FPROCUREMENT SPECIFICATION: AS4393 /4/SAE Technical Standards BoardRules providethat:“This reportis publishedby SAE to advance thestateoftechnical andengineering sciences. The useofthis rep
4、ortis entirely voluntary, and its applicability and suitability forany particularuse, includingany patent infringement arising therefrom, is thesole responsibility of theuser.”SAE reviews eachtechnical reportatleastevery fiveyears at whichtime it may berevised, reaffirmed, stabilized, or cancelled.
5、SAEinvites your written comments and suggestions.SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS3479FRATIONALEUPDATE PASSIVATION REQUIREMENTS PER AMS2700, DELETE REDUNDANT NOTE, AND ADD INVENTORY USE NOTE.FIGURE 1AEROSPACE STA
6、NDARD AS3479SHEET 2 OF 3REV.FNUT, SELF-LOCKING, PLATE, ONE LUG,FLOATING, LOW HEIGHT, UNS S66286,CLASS: 125 KSI/800 FTABLE 1PARTNUMBERTTHREADAMAX BCBASICDMINEMINHMAXK+.005.000 JLMAXAXIALSTRENGTHLBF/MINREFAPPROXMASSLB/100AS3479-01AS3479-02AS3479-03AS3479-04AS3479-05.1380-32UNJC-3B.1640-32UNJC-3B.1900-
7、32UNJF-3B.2500-28UNJF-3B.3125-24UNJF-3B1.0511.0511.0511.3061.396.290-.422.290-.422.290-.422.350-.531.412-.641.344.344.344.500.500.168.194.254.317.100.100.100.100.125.203.250.250.281.328.098.098.098.098.130.198-.270.224-.270.250-.270.310-.330.372-.392.032.032.032.045.04511301720246045807390.53.54.561
8、.001.44NOTES:1. MATERIAL:a. NUT: CORROSION AND HEAT RESISTANT STEEL AMS5525, AMS5731, OR AMS5734.b. BASKET: CORROSION AND HEAT RESISTANT STEEL AMS5525.2. HEAT TREATMENT: AFTER FORMING, PLATE NUTS SHALL BE PRECIPITATION HEATED TO A HARDNESS NOT TO EXCEED THAT SPECIFIED IN NOTE 6.3. FINISH:a. NUT: PAS
9、SIVATE PER AMS2700 METHOD 1, TYPE 2 OR TYPE 8 FOLLOWED BY SILVER PLATE PER AMS2411: SILVER PLATE ONLY ON THREADS, EXCEPT: COVERAGE OF THE THREAD CHAMFERS AND COUNTERBORE IS OPTIONAL AND MINIMUM THICKNESS IS NOT A REQUIREMENT. NO SILVER SHALL ENCROACH ON THE SEATING SURFACES.b. BASKET: PASSIVATE PER
10、AMS2700 METHOD 1, TYPE 2 OR TYPE 8./4/ PROCUREMENT SPECIFICATION: AS4393, EXCEPT AS FOLLOWS:a. BAKE AT 800 F 15 F IN LIEU OF 1200 F 15 F FOR NUTS TESTED AFTER BAKE./5/ SIZE -01 MAY BE COUNTERSUNK OR RADIUSED WITHIN H. SIZE -02 AND LARGER SHALL BE COUNTERBORED TO D TO .062 MINIMUM DEPTH.6. HARDNESS:
11、45 HRC MAXIMUM.7. RADIAL FLOAT OF NUT THREADS RELATIVE TO BASKET J, .030 MINIMUM.8. UNLESS OTHERWISE SPECIFIED, PART INVENTORY MANUFACTURED TO PREVIOUS REVISIONS OF THE APPLICABLE DRAWING OR SPECIFICATION MAY BE PROCURED AND USED UNTIL STOCK IS DEPLETED.9. BASKET - REMOVE BURRS AND SHARP EDGES; NUT
12、- BREAK SHARP EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED.10. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 MICROINCHES Ra.11. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982 (ASME PUBLICATION).12. DIMENSIONS ARE IN INCHES.13.
13、 DO NOT USE UNASSIGNED PART NUMBERS.AEROSPACE STANDARD AS3479SHEET 3 OF 3REV.FNUT, SELF-LOCKING, PLATE, ONE LUG,FLOATING, LOW HEIGHT, UNS S66286,CLASS: 125 KSI/800 F/14/ MARK WITH MANUFACTURERS TRADEMARK PER AS478 CLASS D, LOCATION OPTIONAL BUT MUST BE VISIBLE ON FINISHED PART.15. AS AND AMS ARE SAE
14、 INTERNATIONAL PUBLICATIONS.ASME IS AN AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATION.NASM IS AN AEROSPACE INDUSTRIES ASSOCIATION PUBLICATION.16. REVISION INDICATOR: A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT
15、EDITORIAL CHANGES, HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY.
