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National Stock Number:
5305-00-014-5255
Federal Supply Class:
5305
National Item Identification Number:
000145255
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:
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | HEAD DIAMETER | 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD HEIGHT | 0.116 INCHES NOMINAL | | HEAD STYLE | OVAL COUNTERSUNK UNDERCUT | | NONDEFINITIVE SPEC/STD DATA | 3 CLASS | | NONMACHINE NOMINAL THREAD DIAMETER | 0.190 INCHES | | NONMACHINE THREAD STYLE | DOG TYPE (TYPE B OR C) | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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