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National Stock Number:
5305-01-051-8028
Federal Supply Class:
5305
National Item Identification Number:
010518028
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:
| BACS12H6-8 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| COUNTERSINK ANGLE | 81.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HEAD DIAMETER | 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES | | NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) | | SURFACE TREATMENT | CADMIUM OVERALL |
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