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 2925-01-300-6602
NSN 6105-00-331-2391
NSN 6110-00-042-0978
NSN 6135-01-535-9092
NSN 6220-01-301-2329
NSN 5975-01-245-0303
NSN 5990-01-348-9829
NSN 5985-01-577-3058
NSN 6610-00-633-4338
NSN 5930-01-040-1304
NSN 5905-01-120-1426
NSN 6320-01-320-3305