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National Stock Number:
5305-01-447-1221
Federal Supply Class:
5305
National Item Identification Number:
014471221
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:
| STD 866-2 | 81579 | MASON ELECTRIC CO. |
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Techincal Specification:
| FASTENER LENGTH | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | HEAD DIAMETER | 0.155 INCHES MINIMUM AND 0.180 INCHES MAXIMUM | | HEAD HEIGHT | 0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NONMACHINE NOMINAL THREAD DIAMETER | 0.086 INCHES | | NONMACHINE THREAD STYLE | DOUBLE FLUTE (TYPE F) | | SURFACE TREATMENT | ZINC OVERALL |
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