1、 AEROSPACE STANDARD STUD - STRAIGHT, CADMIUM PLATED, STEEL, UNS G87400, 125 KSI MIN, .3125 - 18 UNS - 3A X .3125 - 24 UNF-3A AS126275 THRUAS126586Copyright 2015 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any f
2、orm 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 Email: CustomerServicesae.org SAE WEB ADDRESS: ht
3、tp:/www.sae.org ISSUED 2000-08REVISED 2015-04THIRD ANGLE PROJECTION CUSTODIAN: E-25 REV.C FEDERAL SUPPLY CLASS 5307AS126275 THRU AS126586 SHEET 1 OF 3 REV. C PROCUREMENT SPECIFICATION: AS7456SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of techn
4、icalandengineering sciences. Theuse ofthisreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay bere
5、vised,reaffirmed, stabilized, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS126275C RATIONALE FIGURE REDRAWN, THREAD SPECS UPDATED, SPECIFICATIONS UPDATED, ALTERATI
6、ON OF NOTE 4 TO INDICATE MAGNETIC PARTICLE INSPECTION BEFORE PLATING, DELETION OF EXISTING NOTE 8, NOTE NUMBERS REVISED AND TITLE UPDATED. NOTICE THE INITIAL SAE PUBLICATION OF THIS DOCUMENT WAS TAKEN DIRECTLY FROM U.S. MILITARY STANDARD AN126275 THRU AN126586 REV. 2, NOTICE 2. THIS SAE STANDARD MAY
7、 RETAIN THE SAME PART 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 D
8、OCUMENT. E11.052 - .072 x 45AMIN FULL THREADTHREAD RUNOUTPER AS3062 /6/L .010.037 - .057 X 45B MIN FULL THREADTHREAD RUNOUTPER AS3062 /6/ C63.279.289.120.060SEE /7/.3125-24 UNF-3APER MIL-S-7742 .006 Z.3125 - 18 UNS - 3APER MIL-S-7742 FOR PD SEE TABLE 1ZMARK UNDER SIZE ANDOVERSIZE IDENTIFICATION(SEE
9、TABLE 1) PER AS478 CLASS A MAX DEPTH .010.120.06032APPROX+-APPROXSECTION THRUTHREAD PROFILEMFIGURE 1 - STUD AEROSPACE STANDARD AS126275 THRU AS126586 SHEET 2 OF 3 REV. C STUD - STRAIGHT, CADMIUM PLATED, STEEL, UNS G87400, 125 KSI MIN, .3125 - 18 UNS - 3A X .3125 - 24 UNF-3A TABLE 1 - PART NUMBERS AN
10、D DIMENSIONS UNDERSIZE AND OVERSIZE IDENTIFICATION - .003 STANDARD + .003 +.006 + .009 + .012 -3 3 6 9 12 C .307 - .312 .307 - .312 .307 - .312 .307 - .312 .316 - .321 .316 - .321 PD BEFORE PLATING PD AFTER PLATING PD LEAD THREAD .2775 - .2785 .2780 - .2795 .2714 - .2734 .2805 - .2815 .2810 - .2825
11、.2744 - .2764 .2835 - .2845 .2840 - .2855 .2774 - .2794 .2865 - .2875 .2870 - .2885 .2804 - .2824 .2895 - .2905 .2900 - .2915 .2834 - .2854 .2925 - .2935 .2930 -.2945 .2864 - .2884 L A B PART NUMBER PART NUMBER PART NUMBER PART NUMBER PART NUMBER PART NUMBER 1.250 .625 .500 AN126287 AN126288 AN12628
12、9 AN126290 AN126291 AN126292 1.312 .688 .500 AN126293 AN126294 AN126295 AN126296 AN126297 AN126298 1.375 .688 .562 AN126299 AN126300 AN126301 AN126302 AN126303 AN126304 1.438 .781 .500 AN126305 AN126306 AN126307 AN126308 AN126309 AN126310 1.500 .844 .500 AN126311 AN126312 AN126313 AN126314 AN126315
13、AN126316 1.500 .625 .719 AN126527 AN126528 AN126529 AN126530 AN126531 AN126532 1.531 .688 .719 AN126533 AN126534 AN126535 AN126536 AN126537 AN126538 1.562 .844 .562 AN126317 AN126318 AN126319 AN126320 AN126321 AN126322 1.625 .844 .625 AN126323 AN126324 AN126325 AN126326 AN126327 AN126328 1.688 .844
14、.625 AN126329 AN126330 AN126331 AN126332 AN126333 AN126334 1.625 .688 .812 AN126539 AN126540 AN126541 AN126542 AN126543 AN126544 1.688 .844 .719 AN126545 AN126546 AN126547 AN126548 AN126549 AN126550 1.750 .844 .625 AN126335 AN126336 AN126337 AN126338 AN126339 AN126340 1.781 .844 .812 AN126551 AN1265
15、52 AN126553 AN126554 AN126555 AN126556 1.812 .844 .625 AN126341 AN126342 AN126343 AN126344 AN126345 AN126346 1.875 .844 .625 AN126347 AN126348 AN126349 AN126350 AN126351 AN126352 1.938 .844 .625 AN126353 AN126354 AN126355 AN126356 AN126357 AN126358 2.000 .844 .625 AN126359 AN126360 AN126361 AN126362
16、 AN126363 AN126364 2.062 .844 .625 AN126365 AN126366 AN126367 AN126368 AN126369 AN126370 2.125 .844 .625 AN126371 AN126372 AN126373 AN126374 AN126375 AN126376 2.188 .844 .625 AN126377 AN126378 AN126379 AN126380 AN126381 AN126382 2.250 .844 .625 AN126383 AN126384 AN126385 AN126386 AN126387 AN126388 2
17、.312 .844 .625 AN126389 AN126390 AN126391 AN126392 AN126393 AN126394 2.375 .844 .625 AN126395 AN126396 AN126397 AN126398 AN126399 AN126400 2.500 .844 .625 AN126401 AN126402 AN126403 AN126404 AN126405 AN126406 2.625 .844 .625 AN126407 AN126408 AN126409 AN126410 AN126411 AN126412 2.750 .844 .625 AN126
18、413 AN126414 AN126415 AN126416 AN126417 AN126418 2.875 .844 .625 AN126419 AN126420 AN126421 AN126422 AN126423 AN126424 3.000 .844 .625 AN126425 AN126426 AN126427 AN126428 AN126429 AN126430 3.125 .844 .625 AN126431 AN126432 AN126433 AN126434 AN126435 AN126436 3.250 .844 .625 AN126437 AN126438 AN12643
19、9 AN126440 AN126441 AN126442 .3.375 .844 .625 AN126443 AN126444 AN126445 AN126446 AN126447 AN126448 3.500 .844 .625 AN126449 AN126450 AN126451 AN126452 AN126453 AN126454 3.625 .844 .625 AN126455 AN126456 AN126457 AN126458 AN126459 AN126460 3.750 .844 .625 AN126461 AN126462 AN126463 AN126464 AN126465
20、 AN126466 3.875 .844 .625 AN126467 AN126468 AN126469 AN126470 AN126471 AN126472 4.000 .844 .625 AN126473 AN126474 AN126475 AN126476 AN126477 AN126478 4.125 .844 .625 AN126479 AN126480 AN126481 AN126482 AN126483 AN126484 1.250 .844 .625 AN126485 AN126486 AN126487 AN126488 AN126489 AN126490 4.375 .844
21、 .625 AN126491 AN126492 AN126493 AN126494 AN126495 AN126496 4.500 .844 .625 AN126497 AN126498 AN126499 AN126500 AN126501 AN126502 4.625 .844 .625 AN126503 AN126504 AN126505 AN126506 AN126507 AN126508 4.750 .844 .625 AN126509 AN126510 AN126511 AN126512 AN126513 AN126514 4.875 .844 .625 AN126515 AN126
22、516 AN126517 AN126518 AN126519 AN126520 5.000 .844 .625 AN126521 AN126522 AN126523 AN126524 AN126525 AN126526 AEROSPACE STANDARD AS126275 THRU AS126586 SHEET 3 OF 3 REV. C STUD - STRAIGHT, CADMIUM PLATED, STEEL, UNS G87400, 125 KSI MIN, .3125 - 18 UNS - 3A X .3125 - 24 UNF-3A NOTES: NOTICE THIS DOCU
23、MENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT 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, EXC
24、EPT WHERE SHOWN. 4. MAGNETIC PARTICLE INSPECTION PER ASTM E1444 BEFORE 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
25、CODE “E11“ AS SHOWN PER AS478 CLASS A, EXCEPT METHODS 2D AND 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 IN INCHES. 11. DO NOT USE UNASSIGNED
26、PART NUMBERS. 12. A CHANGE BAR (l) 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 LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF
27、 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.
