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 6150-00-171-9455
NSN 5905-01-566-2998
NSN 6240-01-006-1261
NSN 5905-01-077-4059
NSN 5950-01-485-2595
NSN 5998-00-633-0572
NSN 5855-01-213-3267
NSN 6610-01-489-0071
NSN 5895-00-001-3631
NSN 5920-01-227-1877
NSN 6240-00-960-8458
NSN 5990-01-225-5374