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 6650-01-092-4525
NSN 5910-01-102-0323
NSN 6220-01-618-9613
NSN 4140-01-567-5044
NSN 6320-01-082-2970
NSN 5920-01-412-4742
NSN 5950-01-502-7019
NSN 2925-01-459-8093
NSN 6320-01-495-0512
NSN 5996-01-508-2467
NSN 5950-01-540-5785
NSN 5855-01-276-5447