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National Stock Number:
5305-00-720-5935
Federal Supply Class:
5305
National Item Identification Number:
007205935
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:
| 191971 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
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Techincal Specification:
| NONMACHINE THREAD STYLE | DOG TYPE (TYPE B OR C) | | NONMACHINE NOMINAL THREAD DIAMETER | 0.112 INCHES | | FASTENER LENGTH | 0.281 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | 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 OR | | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.205 INCHES MINIMUM AND | | 0.219 INCHES MAXIMUM | | HEAD HEIGHT | 0.070 INCHES MINIMUM AND | | 0.080 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | FEATURES PROVIDED | CASEHARDENED | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 21450 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 191971 |
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