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 4140-01-338-8964
NSN 6105-01-426-2772
NSN 5920-01-375-3164
NSN 5835-01-087-1673
NSN 6135-00-235-1938
NSN 6105-01-024-9907
NSN 6620-01-091-1038
NSN 5945-00-067-5019
NSN 6320-00-779-5923
NSN 5935-01-398-9899
NSN 5930-00-901-5945
NSN 5920-01-378-8521