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 6610-00-408-4775
NSN 6105-01-558-3072
NSN 6645-00-733-9341
NSN 6130-01-423-1383
NSN 5855-00-252-5743
NSN 6650-01-385-1979
NSN 5975-01-486-7784
NSN 5925-01-395-7600
NSN 6105-00-658-7775
NSN 5915-00-166-3515
NSN 5935-01-100-7959
NSN 5985-01-528-2062