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National Stock Number:
5305-00-042-7251
Federal Supply Class:
5305
National Item Identification Number:
000427251
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:
| 427251 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | FFS107TYPEBPSTYLE6S | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| NONMACHINE THREAD STYLE | CONE POINT (TYPE BP) | | NONMACHINE NOMINAL THREAD DIAMETER | 0.216 INCHES | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | OVAL COUNTERSUNK | | HEAD DIAMETER | 0.389 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND | | 82.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS107TYPEBPSTYLE6S |
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