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 5915-00-498-1988
NSN 5998-01-016-6730
NSN 2925-00-251-0105
NSN 5895-01-259-9980
NSN 7035-00-574-4223
NSN 7035-01-252-5919
NSN 6220-01-509-4706
NSN 5990-01-218-5160
NSN 5950-01-372-8516
NSN 6320-01-141-3791
NSN 6150-00-935-8740
NSN 5920-00-762-0620