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 7035-01-516-6657
NSN 6610-01-039-0788
NSN 6610-01-368-7150
NSN 6240-01-068-3099
NSN 5985-01-502-7220
NSN 5945-01-509-0749
NSN 5999-01-303-7514
NSN 5855-01-388-2424
NSN 5960-01-530-1808
NSN 6150-00-031-3647
NSN 6645-01-629-9657
NSN 6240-01-400-4212