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 5855-01-224-7975
NSN 5920-00-412-4813
NSN 5990-00-110-9441
NSN 5990-01-583-2870
NSN 5975-01-448-2098
NSN 5925-00-244-0711
NSN 4140-00-753-6888
NSN 5910-01-270-1083
NSN 6240-00-681-1639
NSN 6220-00-935-6881
NSN 6130-01-602-1122
NSN 5835-00-513-9680