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 6150-00-939-5070
NSN 5930-00-566-9634
NSN 5905-00-195-8800
NSN 5835-01-010-3103
NSN 4140-01-483-0831
NSN 6110-00-082-0268
NSN 5965-00-332-8698
NSN 6645-01-279-2414
NSN 5965-00-568-5802
NSN 5920-01-169-1545
NSN 6240-01-340-7591
NSN 5925-01-267-4587