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 5935-00-933-4387
NSN 6610-01-253-1449
NSN 4140-01-359-2895
NSN 5855-01-109-6433
NSN 5950-00-623-4770
NSN 5990-00-170-4239
NSN 5975-01-578-4639
NSN 6150-00-308-2686
NSN 5895-01-021-9554
NSN 6130-00-904-4770
NSN 6220-01-169-2192
NSN 5855-00-928-1912