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National Stock Number:
5307-00-206-7169
Federal Supply Class:
5307
National Item Identification Number:
002067169
Description:
STUD,RECESSED AND 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 UNTHREADED SECTION MUST HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE LARGER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREAD. IT MAY BE THREAD RELIEVED. EXCLUDES ITEMS WITH TAPERED THREADS.
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Manufacturer Information:
| AN163818 | 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 | | LENGTH OF RECESSED PORTION OF SHANK | 2.063 INCHES NOMINAL | | DIAMETER OF RECESSED PORTION OF SHANK | 0.180 INCHES MINIMUM AND | | 0.184 INCHES MAXIMUM | | DISTANCE ACROSS FLATS | 0.200 INCHES NOMINAL | | OVERALL LENGTH | 3.719 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF NUT THREAD | | UNC 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 LENGTH | 0.562 INCHES MINIMUM NUT THREAD | | 0.469 INCHES MINIMUM STUD THREAD | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 88044 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN163818 |
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