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 5950-00-052-1018
NSN 5998-01-162-8294
NSN 6135-00-162-2437
NSN 2925-00-070-4576
NSN 5975-01-642-0355
NSN 5935-01-426-8969
NSN 7035-00-981-7216
NSN 6320-01-462-3555
NSN 6320-01-082-2970
NSN 5965-01-435-6644
NSN 4140-00-466-9268
NSN 6320-00-779-5923