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 5999-01-560-4733
NSN 6110-01-468-6733
NSN 5895-01-069-7391
NSN 6650-00-134-0543
NSN 5915-00-445-7417
NSN 5999-01-430-0391
NSN 6685-01-493-4727
NSN 5905-01-282-9484
NSN 5990-01-293-4817
NSN 5920-00-178-1688
NSN 2925-01-591-4030
NSN 5965-01-382-4863