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 6620-01-415-8550
NSN 6645-01-528-8424
NSN 5990-01-507-7495
NSN 6610-01-044-1860
NSN 6240-01-413-6468
NSN 6110-00-139-0750
NSN 5855-01-122-9418
NSN 5935-01-023-1979
NSN 6650-01-633-9147
NSN 5895-00-575-7206
NSN 5855-00-472-2055
NSN 5975-00-770-0151