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 5920-00-636-4713
NSN 5925-01-510-1138
NSN 5895-01-345-2197
NSN 6150-00-312-2164
NSN 5945-00-146-4437
NSN 5895-01-443-2482
NSN 5855-01-115-9014
NSN 5835-00-649-9402
NSN 6650-01-290-4001
NSN 6110-01-282-2329
NSN 5990-01-262-7981
NSN 5965-00-406-9560