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 5999-01-587-5968
NSN 6650-01-320-4284
NSN 6620-01-183-8959
NSN 6320-01-355-3998
NSN 4140-01-300-8060
NSN 5930-01-605-2804
NSN 5835-00-061-5717
NSN 5945-01-046-0346
NSN 5905-01-443-5474
NSN 5935-00-506-5526
NSN 5960-01-649-1341
NSN 5930-00-701-0821