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 5935-00-853-8578
NSN 6145-01-576-3732
NSN 5930-01-633-0262
NSN 5985-01-148-7128
NSN 5975-00-869-9472
NSN 6220-00-291-3722
NSN 6685-01-558-6595
NSN 6130-01-034-2702
NSN 5895-01-218-7277
NSN 5925-01-019-1983
NSN 5950-00-683-8304
NSN 5945-00-358-7652