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 5998-01-393-6832
NSN 5895-01-381-1056
NSN 6650-00-251-2324
NSN 5975-00-350-5452
NSN 5835-01-047-8343
NSN 5999-01-041-8971
NSN 5915-01-465-2107
NSN 5925-00-888-1380
NSN 5895-01-130-8092
NSN 5935-00-487-4874
NSN 5905-01-441-9490
NSN 5975-01-502-0426