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 6240-00-469-5100
NSN 5925-00-009-9818
NSN 4140-01-330-0613
NSN 6685-01-537-5015
NSN 6240-01-633-9357
NSN 5920-01-279-9509
NSN 5999-01-589-6838
NSN 6145-00-775-0786
NSN 6240-01-641-7309
NSN 5925-00-466-7308
NSN 5935-00-117-8126
NSN 5935-00-904-8394