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 5835-00-231-9544
NSN 6150-01-374-2508
NSN 5965-01-469-0053
NSN 6650-01-337-0657
NSN 6150-00-426-1969
NSN 6130-00-788-4551
NSN 5975-00-817-1781
NSN 6110-01-463-4082
NSN 6685-01-448-1917
NSN 5950-00-796-3122
NSN 6110-00-957-3939
NSN 5999-01-597-4194