An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 6110-01-295-6639
NSN 6320-00-445-1187
NSN 6110-00-811-9704
NSN 6650-00-403-5251
NSN 6105-00-679-7580
NSN 6105-01-522-6806
NSN 6110-01-510-9585
NSN 5930-00-578-1008
NSN 6130-01-107-8333
NSN 5935-01-029-2760
NSN 5910-01-262-4015
NSN 6150-01-260-2747