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National Stock Number:
5307-00-945-4770
Federal Supply Class:
5307
National Item Identification Number:
009454770
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:
| 634S2 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| DIAMETER OF RECESSED PORTION OF SHANK | 0.180 INCHES MINIMUM AND 0.184 INCHES MAXIMUM | | DISTANCE ACROSS FLATS | 0.200 INCHES NOMINAL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM | | LENGTH OF RECESSED PORTION OF SHANK | 0.390 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | OVERALL LENGTH | 2.130 INCHES MINIMUM AND 2.170 INCHES MAXIMUM | | MATERIAL | STEEL | | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD | | NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | THREAD DIRECTION | RIGHT-HAND STUD THREAD | | THREAD CLASS | 3A NUT THREAD | | THREAD LENGTH | 0.510 INCHES MINIMUM NUT THREAD | | THREAD LENGTH | 0.580 INCHES MINIMUM STUD THREAD | | THREAD PITCH DIAMETERS | +0.2870 TO 0.2885 INCHES STUD THREAD | | THREAD SERIES DESIGNATOR | UNC STUD THREAD | | THREAD SERIES DESIGNATOR | UNF NUT THREAD | | THREAD QUANTITY PER INCH | 18 STUD THREAD | | THREAD QUANTITY PER INCH | 28 NUT THREAD |
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