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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:
| MATERIAL | STEEL | | SURFACE TREATMENT | CADMIUM OVERALL | | LENGTH OF RECESSED PORTION OF SHANK | 0.390 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | DIAMETER OF RECESSED PORTION OF SHANK | 0.180 INCHES MINIMUM AND | | 0.184 INCHES MAXIMUM | | DISTANCE ACROSS FLATS | 0.200 INCHES NOMINAL | | OVERALL LENGTH | 2.130 INCHES MINIMUM AND | | 2.170 INCHES MAXIMUM | | 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 PITCH DIAMETERS | 0.2870 TO 0.2885 INCHES STUD THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.510 INCHES MINIMUM NUT THREAD | | 0.580 INCHES MINIMUM STUD THREAD | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 36.0 ROCKWELL C MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 0AHP5 | | DESIGN CONTROL REFERENCE | 634S2 |
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