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 6220-00-249-9834
NSN 5975-01-327-4893
NSN 6110-01-604-8811
NSN 6320-00-216-8779
NSN 5975-01-430-7115
NSN 6135-01-435-6503
NSN 6650-01-453-7551
NSN 5925-01-290-2355
NSN 5945-01-446-9221
NSN 6135-01-463-3898
NSN 6145-01-065-0799
NSN 6145-00-418-2718