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National Stock Number:
5307-00-206-6654
Federal Supply Class:
5307
National Item Identification Number:
002066654
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:
| AN155026 | 80059 | JOINT AIRCRAFT COMMITTEE | | AN155026 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| MATERIAL | STEEL COMP 8740 | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | STEPPED | | SHANK DIAMETER | 0.221 INCHES MINIMUM AND | | 0.231 INCHES MAXIMUM | | OVERALL LENGTH | 1.240 INCHES MINIMUM AND | | 1.260 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNS STUD THREAD | | NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD | | THREAD CLASS | 3A NUT THREAD | | THREAD QUANTITY PER INCH | 18 STUD THREAD | | THREAD PITCH DIAMETERS | 0.2810 TO 0.2825 INCHES STUD THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.490 INCHES MINIMUM AND | | 0.510 INCHES MAXIMUM NUT THREAD | | 0.615 INCHES MINIMUM AND | | 0.635 INCHES MAXIMUM STUD THREAD | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES SHANK |
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