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National Stock Number:
5305-00-954-8974
Federal Supply Class:
5305
National Item Identification Number:
009548974
Description:
SCREW,TAPPING
Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES | | NONMACHINE THREAD STYLE | DOUBLE FLUTE (TYPE F) | | WIDTH BETWEEN FLATS | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL |
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