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 5920-00-276-8657
NSN 5835-00-807-5632
NSN 5950-01-647-1647
NSN 6150-01-367-2400
NSN 5835-01-495-0595
NSN 5920-00-248-3038
NSN 5960-01-206-0743
NSN 5999-00-009-5877
NSN 4140-01-468-0277
NSN 5895-00-904-1055
NSN 5855-01-159-1654
NSN 6220-00-822-4426