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National Stock Number:
5305-01-043-0530
Federal Supply Class:
5305
National Item Identification Number:
010430530
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:
| 28230-001 | 74025 | MARATHONNORCO AEROSPACE, INC. | | 28230-1 | 74025 | MARATHONNORCO AEROSPACE, INC. |
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Techincal Specification:
| COUNTERSINK ANGLE | 81.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SURFACE TREATMENT | NICKEL OVERALL |
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