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 5990-01-503-0194
NSN 5985-01-019-2741
NSN 2925-01-604-8984
NSN 5990-01-104-6703
NSN 4140-00-924-8116
NSN 5910-00-950-9385
NSN 6145-01-427-3520
NSN 5905-00-734-6386
NSN 5835-00-891-2784
NSN 5925-01-500-5407
NSN 6685-01-393-9027
NSN 6150-01-634-0575