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National Stock Number:
5305-00-514-9631
Federal Supply Class:
5305
National Item Identification Number:
005149631
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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Manufacturer Information:
| FFS107 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | HEAD DIAMETER | 0.303 INCHES MINIMUM AND 0.321 INCHES MAXIMUM | | HEAD HEIGHT | 0.074 INCHES MINIMUM AND 0.086 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | NONDEFINITIVE SPEC/STD DATA | A TYPE | | NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES | | NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | SPECIAL FEATURES | HEAD STYLE,BUTTON SLOT DRIVE | | SURFACE TREATMENT | CADMIUM OVERALL |
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