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National Stock Number:
5307-00-298-7646
Federal Supply Class:
5307
National Item Identification Number:
002987646
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:
| 12-248 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC | | 12-248 | 56705 | DONALLCO INC |
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Techincal Specification:
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM | | OVERALL LENGTH | 0.969 INCHES NOMINAL | | MATERIAL | STEEL | | NOMINAL THREAD SIZE | 0.190 INCHES STUD THREAD | | SHANK DIAMETER | 0.183 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | STYLE DESIGNATOR | STEPPED | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A STUD THREAD | | THREAD DIRECTION | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.312 INCHES MAXIMUM STUD THREAD | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD | | THREAD QUANTITY PER INCH | 24 STUD THREAD |
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