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National Stock Number:
5305-00-921-3897
Federal Supply Class:
5305
National Item Identification Number:
009213897
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:
| 171027 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | FFS107 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| NONMACHINE THREAD STYLE | DOG TYPE (TYPE B OR C) | | NONMACHINE NOMINAL THREAD DIAMETER | 0.250 INCHES | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | STEEL COMP 1016 OR | | STEEL COMP 1018 OR | | STEEL COMP 1019 OR | | STEEL COMP 1021 OR | | STEEL COMP 1022 OR | | STEEL COMP 1524 OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.172 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | FEATURES PROVIDED | CASEHARDENED | | NONDEFINITIVE SPEC/STD DATA | C TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS107 | | MANUFACTURERS CODE | 21450 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 171027 |
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