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 6145-00-398-4405
NSN 5960-01-312-1262
NSN 6220-00-829-8064
NSN 6150-01-494-2090
NSN 5998-01-430-3268
NSN 5960-00-269-4762
NSN 6610-01-400-3880
NSN 5960-01-550-2782
NSN 6105-00-248-4202
NSN 6220-01-317-3283
NSN 6320-00-089-9426
NSN 5990-01-213-6319