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 5975-00-984-6582
NSN 6135-00-405-1989
NSN 5945-01-224-6573
NSN 6110-01-214-5794
NSN 2925-01-027-1293
NSN 6130-01-241-3754
NSN 5930-01-244-3856
NSN 6150-01-658-4238
NSN 6240-01-135-3874
NSN 4140-00-269-8545
NSN 6150-00-909-2100
NSN 6220-00-310-9354