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 5930-00-700-4798
NSN 5930-01-192-1534
NSN 5999-01-335-9582
NSN 5920-01-167-9678
NSN 4140-01-227-4674
NSN 5985-00-205-9568
NSN 5930-01-441-9400
NSN 5990-01-351-4621
NSN 6645-01-651-9562
NSN 6240-00-134-9094
NSN 5910-01-102-3980
NSN 6240-01-590-5789