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 6320-01-296-3181
NSN 5930-00-588-2031
NSN 6650-01-143-4586
NSN 5895-01-199-5599
NSN 5910-00-071-0922
NSN 6620-01-602-5999
NSN 6130-01-579-4861
NSN 5855-01-191-3404
NSN 5835-01-250-2939
NSN 5905-01-345-1417
NSN 5960-01-474-4843
NSN 5920-01-412-8053