1、AEROSPACE STANDARD NUT, SELF-LOCKING-CAPTIVE WASHER, STEEL AS3326Copyright 2011 SAE International All 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, mechanical, photocopying, recording, or otherwis
2、e, 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.org ISSUED 1985-12REAFFIRMED 2006-05 REVISED 2011-02THIRD ANGLE PROJE
3、CTION CUSTODIAN: E-25 REV.AFEDERAL SUPPLY CLASS 5310 AS3326SHEET 1 OF 2REV. APROCUREMENT SPECIFICATION: AS7252SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthis report is entirely voluntary, andits ap
4、plicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay bereaffirmed, revised, orcancelled. SAE invites yourwrittencomments andsuggestions.
5、 SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS3326ARATIONALE CADMIUM PLATING NOTICE ADDED AND GENERAL UPDATE OF STANDARD 63GTol JEHBMINIMUM BEARINGDIAMETER OF NUTDGTol YCTol Y GTHREAD TSEE NOTE 11GUPPER THREADED PORTION FORM
6、EDOUT OF ROUND FOR THREAD LOCKINGFEATURE. TOOL MARKS TO BLENDSMOOTHLY WITHOUT ABRUPT CHANGEWASHER SECURELY ATTACHED TONUT BUT FREE TO ROTATEWRENCHING CONFIGURATION APER AS 870 (TABLE 1)FOR THIS DISTANCE PRIORTO FORMING THREAD LOCKINGFEATUREKF.067.057DETAIL LMARK PART NUMBERAND MANUFACTURERS IDENTIFI
7、CATION PERAS 478 CLASS CLOCATION OPTIONAL.018.014(b)WASHER MAY BEFLAT TO CONCAVEVIEW KALL SIZESo o oo E()OPTIONAL FOR -14 SIZE ONLY FIGURE 1 NUT Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AEROSP
8、ACE STANDARD AS3326SHEET 2 OF 2REV. ANUT, SELF-LOCKING-CAPTIVE WASHER, STEEL TABLE 1 - DIMENSIONS PARTNUMBER THREADTAB.025C DMIN E.005FTHKHMIN J Y ULTIMATETENSILESTRENGTHLbs. MIN.(a)APPROX.MASSLB/100 WRENCHINGCONFIG NOMINAL WRENCHING SIZE AS 3326-09 .1900-32 UNJF-3B AS 870-08 .2500 .290 .415 - .455
9、.355 .220 .014 - .018 .082 .004 .006 3,470 .33 AS 3326-10 .2500-28 UNJF-3B AS 870-10 .3125 .339 .490 - .530 .416 .280 .014 - .018 .096 .005 .007 6,200 .53 AS 3326-11 .3125-24 UNJF-3B AS 870-12 .3750 .371 .600 - .640 .514 .343 014 - .018 .108 .005 .008 9,820 .91 AS 3326-12 .3750-24 UNJF-3B AS 870-14
10、.4375 .515 .620 - .660 .610 .405 (c) .147 .005 .008 15,200 1.58 (a) WHEN TESTED WITH A BOLT WITH A TENSILE STRENGTH OF NO LESS THAN 180 000 PSI. (b) TOLERANCE APPLIES BEFORE FORMING. (c) SEE VIEW K AND OPTIONAL WASHER CONFIGURATION IN DETAIL L FOR WASHER THICKNESS.NOTICE THIS DOCUMENT REFERENCES A P
11、ART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE NOTES: 1. MATERIAL: NUT-ALLOY STEEL AMS 6322, UNS G87400. WASHER-CARBON STEEL AMS 5085, UNS G10500. 2. HARDNESS: NUT 36 - 45 HRC WASHER 40 45 HRC 3. FINISH: NUT- CADMIUM PLATE, AMS
12、 2400 AND DRY FILM LUBRICANT TO NASM25027. DIMENSIONS APPLY AFTER PLATING. WASHER CADMIUM PLATE, AMS 2400. DIMENSIONS APPLY AFTER PLATING 4. PERFORMANCE: AS7252 EXCEPT ULTIMATE TENSILE STRENGTH 160 000 PSI. 5. MAGNETIC PARTICLE INSPECTION TO ASTM E 1444 ACCEPTANCE TO AS5447 6. SURFACE TEXTURE: SURFA
13、CE TEXTURE SYMBOLS PER ASME Y14.36M, REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 MICROINCHES Ra . 7. BREAK SHARP EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 8. DIMENSIONS IN INCHES UNLESS OTHERWISE SPECIFIED. 9. DIMENSIONS AND TOLERANCES: ANSI Y14.5M-1982 ASME PUBL
14、ICATION 10. DO NOT USE UNASSIGNED PART NUMBERS. 11. THREADS PER AS8879 12. A CHANGE BAR (|) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT EDITORIAL CHANGES HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEF
15、T 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. AS AND AMS ARE SAE INTERNATIONAL PUBLICATIONS ASME ARE AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATIONS. ASTM ARE ASTM INTERNATIONAL PUBLICATIONS. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
