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 2925-01-265-2853
NSN 6240-01-458-4672
NSN 6145-01-597-1186
NSN 6320-01-352-5653
NSN 5960-01-624-1170
NSN 2925-00-263-2714
NSN 6130-01-528-4656
NSN 5930-00-797-9703
NSN 6105-00-292-4110
NSN 5945-01-027-1351
NSN 6220-01-502-6030
NSN 5855-00-058-1293