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National Stock Number:
5307-00-439-1540
Federal Supply Class:
5307
National Item Identification Number:
004391540
Description:
STUD,STEPPED
Detail:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS ON WHICH THE NOMINAL DIAMETER OF ONE THREADED SECTION IS GREATER THAN THE OTHER. THE ENTIRE UNTHREADED PORTION MUST BE OF A SINGLE DIAMETER EQUAL TO OR SMALLER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREADED END. INCLUDES RADIAL GROOVES OR THREAD RELIEFS. EXCLUDES ITEMS WITH TAPERED THREADS.
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Manufacturer Information:
| ST1225P003 | 24617 | GENERAL MOTORS CORP | | ST1225P003 | 73342 | ALLISON TRANSMISSION INC | | ST1225P3 | 24617 | GENERAL MOTORS CORP | | ST1225P03 | 63005 | ROLLS-ROYCE CORPORATION | | ST1225P003 | 7X677 | GENERAL MOTORS LLC | | ST1225P003 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | ST1225P3 | 63005 | ROLLS-ROYCE CORPORATION | | ST1225P3 | 73342 | ALLISON TRANSMISSION INC | | ST1225P3 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 8735 | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | STEPPED | | SHANK DIAMETER | 0.244 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | OVERALL LENGTH | 1.312 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF NUT THREAD | | UNS STUD THREAD | | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD | | 0.312 INCHES STUD THREAD | | THREAD CLASS | 3A NUT THREAD | | THREAD QUANTITY PER INCH | 28 NUT THREAD | | 18 STUD THREAD | | THREAD PITCH DIAMETERS | 0.2809 TO 0.2824 INCHES STUD THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.500 INCHES NOMINAL NUT THREAD | | 0.500 INCHES NOMINAL STUD THREAD | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM |
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