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 5935-00-117-9446
NSN 5930-00-922-6491
NSN 6110-01-006-1340
NSN 5905-01-533-6814
NSN 5985-01-413-5807
NSN 5999-01-627-4111
NSN 6145-00-062-6691
NSN 6650-00-472-8486
NSN 6130-01-192-8746
NSN 5960-01-560-8461
NSN 5960-01-046-8308
NSN 6650-01-264-7227