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 5905-01-171-0531
NSN 4140-01-627-4837
NSN 6130-01-049-1532
NSN 6650-01-633-9147
NSN 5915-01-439-9664
NSN 5905-01-104-9166
NSN 5855-01-100-3272
NSN 6220-01-153-1937
NSN 5910-00-208-4889
NSN 5835-01-647-0775
NSN 5990-01-258-3848
NSN 5895-01-439-9486