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 5910-00-362-6687
NSN 5998-01-500-0582
NSN 5975-00-119-1486
NSN 5855-00-411-8688
NSN 6220-01-392-7645
NSN 5855-01-337-0245
NSN 5998-01-023-8080
NSN 6620-00-604-7566
NSN 5935-00-233-4962
NSN 6145-00-493-4073
NSN 6650-01-232-0275
NSN 6645-01-535-7136