1、 AEROSPACE STANDARD STUD - STRAIGHT, CADMIUM PLATED, STEEL, UNS G87400, 125 KSI MIN, .3750 - 16 UNS X .3750 - 24 UNF-3A AS126587THRU AS126652Copyright 2016 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form o
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3、ww.sae.org ISSUED1999-12 REAFFIRMED2007-06 REVISED2016-02 THIRD ANGLE PROJECTION CUSTODIAN: E-25 REV.B FEDERAL SUPPLY CLASS 5307 AS126587 THRU AS126652 SHEET 1 OF 2 REV. B PROCUREMENT SPECIFICATION: AS7456 SAE Technical Standards BoardRules providethat:“This reportis publishedbySAE toadvancethestate
4、oftechnicaland engineering sciences. The use of this reportisentirely voluntary, andits applicability andsuitability for any particularuse, includingany patentinfringement arising therefrom,is the soleresponsibility of theuser.”SAE reviews eachtechnical reportatleast every fiveyears atwhichtimeitmay
5、 berevised,reaffirmed, stabilized,orcancelled. SAE invites yourwrittencomments andsuggestions.SAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/AS126587B RATIONALE FIGURE REDRAWN, THREAD SPECS UPDATED, SPECIFICATIONS UPDATED, PART
6、 USAGE NOTE ADDED , TITLE UPDATED, CLARIFICATION WHEN MAGNETIC PARTICLE INSPECTION IS CARRIED OUT AND DIMENSIONS APPLY AFTER PLATING. NOTICE THE INITIAL SAE PUBLICATION OF THIS DOCUMENT WAS TAKEN DIRECTLY FROM U.S. MILITARY STANDARD AN126587 THRU AN126652 REV. 2. THIS SAE STANDARD RETAINS THE SAME P
7、ART NUMBERS ESTABLISHED BY THE ORIGINAL MILITARY DOCUMENT. ANY REQUIREMENTS ASSOCIATED WITH QUALIFIED PRODUCTS LISTS (QPL) MAY CONTINUE TO BE MANDATORY FOR DOD CONTRACTS. REQUIREMENTS RELATING TO QPLS HAVE NOT BEEN ADOPTED BY THE SAE FOR THIS STANDARD AND ARE NOT PART OF THIS SAE DOCUMENT. E11.052 -
8、 .072 x 45AMIN FULL THREADTHREAD RUNOUTPER AS3062 /6/L .010.037 - .057 X 45B MIN FULL THREADTHREAD RUNOUTPER AS3062 /6/ C63.342.352.150.090SEE /7/.3750 - 24 UNF - 3APER MIL-S-7742 .006 Z.3750 - 16 UNS PER MIL-S-7742 FOR PD SEE TABLE 1ZMARK UNDER SIZE ANDOVERSIZE IDENTIFICATION(SEE TABLE 1) PER AS478
9、 CLASS A MAX DEPTH .010.150.09032APPROX+-APPROXSECTION THRUTHREAD PROFILEBOTH THREADSFIGURE 1 - STUD AEROSPACE STANDARD AS126587 THRU AS126652 SHEET 2 OF 2 REV. B STUD - STRAIGHT, CADMIUM PLATED, STEEL, UNS G87400, 125 KSI MIN, .3750 - 16UNS X .3750 - 24 UNF-3A TABLE 1 - PART NUMBERS AND DIMENSIONS
10、UNDERSIZE AND OVERSIZE IDENTIFICATION - .003 STANDARD + .003 +.006 + .009 + .012 -3 3 6 9 12 C .370 - .375 .370 - .375 .370 - .375 .370 - .375 .379 - .384 .379 - .384 PD BEFORE PLATING PD AFTER PLATING PD LEAD THREAD .3357 - .3367 .3362 - .3377 .3294 - .3314 .3387 - .3397 .3392 - .3407 .3324 - .3344
11、 .3417 - .3427 .3422 - .3437 .3354 - .3374 .3447 - .3457 .3452 - .3467 .3384 - .3404 .3477 - .3487 .3482 - .3497 .3414 - .3434 .3507 - .3517 .3512 - .3527 .3444 - .3464 L A B PART NUMBER PART NUMBER PART NUMBER PART NUMBER PART NUMBER PART NUMBER 1.438 750 .562 AN126599 AN126600 AN126601 AN126602 AN
12、126603 AN126604 1.500 .812 .562 AN126605 AN126606 AN126607 AN126608 AN126609 AN126610 1.625 .938 .562 AN126611 AN126612 AN126613 AN126614 AN126615 AN126616 1.688 .938 .625 AN126617 AN126618 AN126619 AN126620 AN126621 AN126622 1.781 .750 .938 AN126623 AN126624 AN126625 AN126626 AN126627 AN126628 1.87
13、5 .750 .938 AN126629 AN126630 AN126631 AN126632 AN126633 AN126634 1.969 .938 .938 AN126635 AN126636 AN126637 AN126638 AN126639 AN126640 2.062 .938 .938 AN126641 AN126642 AN126643 AN126644 AN126645 AN126646 NOTES: NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CO
14、NSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. 1. MATERIAL: LOW ALLOY STEEL AMS6322 (UNS G87400). 2. PROCUREMENT SPECIFICATION: AS7456. 3. FINISH: CADMIUM PLATE PER AMS2400. DIMENSIONS ARE AFTER PLATING, EXCEPT WHERE SHOWN. 4. MAGNETIC PARTICLE INSPECTION PER ASTM E1444/E1444M.
15、 AFTER PLATING 5. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 125 MICROINCHES Ra. /6/. CROSS THREADING PERMISSIBLE AT THREAD RUNOUTS ON SHORT STUDS. /7/. MARK MATERIAL CODE “E11“ AS SHOWN PER AS478 CLASS A, EXCEPT METHODS 2D AND
16、2E (VIBRO PEEN) NOT PERMITTED. MAXIMUM DEPTH .010. 8. BREAK SHARP EDGES .003 TO .015, UNLESS OTHERWISE SPECIFIED. 9. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M-1982 (ASME PUBLICATION). 10. DIMENSIONS ARE IN INCHES. 11. DO NOT USE UNASSIGNED PART NUMBERS. 12. UNLESS OTHERWISE SPECIFIED, PART INVENT
17、ORY MANUFACTURED TO PREVIOUS REVISIONS OF THE APPLICABLE DRAWING OR SPECIFICATION MAY BE PROCURED AND USED UNTIL STOCK IS DEPLETED. 13. 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 EDITORIAL CHANGE
18、S, 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. AS AND AMS ARE SAE INTERNATIONAL PUBLICATIONS. ASME IS AN AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLICATION. ASTM IS AN ASTM INTERNATIONAL PUBLICATION.
