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National Stock Number:
5307-00-149-4520
Federal Supply Class:
5307
National Item Identification Number:
001494520
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:
| 2143H80 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 8740 OR | | STEEL COMP 4130 | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | STEPPED | | SHANK DIAMETER | 0.223 INCHES MINIMUM AND | | 0.227 INCHES MAXIMUM | | OVERALL LENGTH | 1.230 INCHES MINIMUM AND | | 1.270 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNS NUT THREAD | | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD | | THREAD QUANTITY PER INCH | 28 NUT THREAD | | THREAD PITCH DIAMETERS | 0.2246 TO 0.2263 INCHES NUT THREAD | | 0.2847 TO 0.2857 INCHES STUD THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.540 INCHES MINIMUM NUT THREAD | | 0.430 INCHES MINIMUM STUD THREAD | | SPECIAL FEATURES | STUD END THREAD 0.003 IN OVERSIZE | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM | | SURFACE FINISH | 100.0 MICROINCHES NUT THD | | 40.0 MICROINCHES STUD THD |
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