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National Stock Number:
5307-00-813-1720
Federal Supply Class:
5307
National Item Identification Number:
008131720
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:
| 389521P-003 | 77445 | RTX CORPORATION | | 389521P003 | 77445 | RTX CORPORATION | | 389521P3 | 02991 | THOMPSON AEROSPACE, LLC | | 389521P3 | 52661 | RTX CORPORATION | | 389521P3 | 56878 | SPS TECHNOLOGIES, LLC | | 389521P3 | 77445 | RTX CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | STEPPED | | SHANK DIAMETER | 0.279 INCHES MINIMUM AND | | 0.289 INCHES MAXIMUM | | OVERALL LENGTH | 2.490 INCHES MINIMUM AND | | 2.510 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF NUT THREAD | | UNS STUD THREAD | | NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD | | 0.375 INCHES STUD THREAD | | THREAD CLASS | 3A NUT THREAD | | THREAD QUANTITY PER INCH | 24 NUT THREAD | | 16 STUD THREAD | | THREAD PITCH DIAMETERS | 0.3422 TO 0.3437 INCHES STUD THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.620 INCHES MINIMUM NUT THREAD | | 0.650 INCHES MINIMUM STUD THREAD | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 389521P3 |
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