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 5950-01-373-1723
NSN 6240-01-462-1874
NSN 5935-00-136-5396
NSN 6685-01-059-1769
NSN 5915-01-408-1159
NSN 6650-01-328-8363
NSN 6220-00-391-1076
NSN 5920-01-513-5847
NSN 6130-00-202-4688
NSN 5975-00-889-0496
NSN 6145-00-445-7839
NSN 6685-01-644-6319