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 6620-01-277-8471
NSN 6130-01-378-3665
NSN 2925-01-134-9175
NSN 6240-00-813-6328
NSN 5925-00-148-4513
NSN 5990-01-264-9759
NSN 6620-01-046-3648
NSN 5930-00-616-1861
NSN 5935-01-390-4031
NSN 5925-01-068-2887
NSN 5990-00-333-6210
NSN 6130-01-406-4970