1、 AEROSPACE STANDARD INSERT, SCREW THREAD, SELF LOCKING PLASTIC LOCKING DEVICE, SOLID FILM LUBRICATED,SELF-BROACHING KEYS, OVERSIZE UNS S66286 AS3503Copyright 2014 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any
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3、http:/www.sae.org ISSUED 2007-07REAFFIRMED2014-04THIRD ANGLE PROJECTION CUSTODIAN: E-25 FEDERAL SUPPLY CLASS 5340 AS3503 SHEET 1 OF 3 PROCUREMENT SPECIFICATION: AS4723SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineeringscience
4、s.The useofthis reportisentirelyvoluntary, andits applicability 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 berevised,reaffirmed, stabilize
5、d, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS3503 RATIONALE AS3503 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 AEROSPACE STANDA
6、RD AS3503 SHEET 2 OF 3 INSERT, SCREW THREAD, SELF LOCKING PLASTIC LOCKING DEVICE, SOLID FILM LUBRICATED, SELF-BROACHING KEYS, OVERSIZE UNS S66286 TABLE 1 B THREAD PART NUMBER A THREAD SIZE C D MAX E AS3503-01 .1640-36 UNJF-3B .3750-16 UNC-2A .312 - .320 .292 .280 - .288 AS3503-02 .1900-32 UNJF-3B .4
7、375-14 UNC-2A .375 - .383 .355 .341 - .348 AS3503-03 .2500-28 UNJF-3B .5000-13 UNC-2A .432 - .440 .412 .403 - .411 AS3503-04 .3125-24 UNJF-3B .5625-12 UNC-2A .495 - .503 .475 .465 - .473 AS3503-05 .3750-24 UNJF-3B .6250-11 UNC-2A .551 - .565 .531 .528 - .536 AS3503-06 .4375-20 UNJF-3B .6875-11 UNS-2
8、A .615 - .625 .595 .591 - .597 AS3503-07 .5000-20 UNJF-3B .8125-16 UN-2A .744 - .752 .724 .716 - .724 TABLE 1 CONTINUED PART NUMBER F .015 G .015 H .015 AS3503-01 .260 .180 .135 AS3503-02 .350 .265 .190 AS3503-03 .400 .275 .190 AS3503-04 .480 .330 .190 AS3503-05 .580 .390 .190 AS3503-06 .670 .450 .1
9、90 AS3503-07 .770 .520 .190 NOTES: 1. MATERIAL: a. INSERT: STEEL, CORROSION RESISTANT, TYPE A286 (UNS S66286) IN ACCORDANCE WITH AMS 5731, AMS 5734, OR AMS 5737. b. LOCKING KEYS: STEEL CORROSION RESISTANT, TYPE 420 UNS S42000, CHEMICAL COMPOSITION PER ASTM A 580/A 580M. c. PLASTIC LOCKING DEVICE: PO
10、LYIMIDE RESIN, AMS 3644 CLASS 1 OR CLASS 2. 2. HEAT TREATMENT: a. INSERT: AMS 5731 AND AMS 5734 SHALL BE HEAT TREATED TO 140,000 psi FTU MIN. b. LOCKING KEYS: HARDNESS TO BE HRC54 MIN. 3. FINISH: a. PASSIVATE IN ACCORDANCE WITH AMS 2700 TYPE 2 OR TYPE 8. b. INSERT TO BE SOLID FILM LUBRICANT COATED I
11、N ACCORDANCE WITH AS1701, CLASS III THROUGH VI PER MANUFACTURERS OPTIONS. c. LOCKING KEYS MAY OR MAY NOT BE LUBRICANT COATED. 4. MARK PART NUMBER AND MANUFACTURERS IDENTIFICATION PER AS478 METHOD 2. 5. ALL DIMENSIONS ARE AFTER SURFACE TREATMENT AND PRIOR TO THE ADDITION OF THE LUBRICANT. AEROSPACE S
12、TANDARD AS3503 SHEET 3 OF 3 INSERT, SCREW THREAD, SELF LOCKING PLASTIC LOCKING DEVICE, SOLID FILM LUBRICATED, SELF-BROACHING KEYS, OVERSIZE UNS S66286 6. INSTALLATION OF INSERT SHALL BE IN ACCORDANCE WITH AS4724. 7. BREAK SHARP EDGES .003 TO .015 UNLESS OTHERWISE STATED. 8. SURFACE TEXTURE: SYMBOLS
13、PER ASME Y14.36M, REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 in Ra. 9. DIMENSIONS AND TOLERANCING: ASME Y14.5M-1994. 10. ALL DIMENSIONS ARE IN INCHES. 11. DO NOT USE UNASSIGNED PART NUMBERS. 12. AS AND AMS ARE SAE INTERNATIONAL PUBLICATIONS ASME IS AN AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATION
