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 6220-01-381-1793
NSN 5835-00-858-3650
NSN 5960-01-350-5332
NSN 5945-00-068-0816
NSN 5855-01-152-0506
NSN 5998-00-007-7057
NSN 6320-01-411-7456
NSN 6145-00-596-8447
NSN 6110-00-141-1966
NSN 6650-01-406-7141
NSN 6145-01-202-7772
NSN 6145-01-429-6070