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 5835-01-614-1900
NSN 5915-01-199-5465
NSN 5990-01-632-0969
NSN 5965-00-946-6692
NSN 5950-01-508-4244
NSN 5935-01-358-0877
NSN 5905-01-612-5389
NSN 5999-00-409-0361
NSN 6110-01-125-6654
NSN 5998-01-330-3364
NSN 6150-01-333-4441
NSN 5960-00-285-1001