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 6650-01-212-3964
NSN 5996-00-831-2905
NSN 6105-01-519-1922
NSN 6130-00-473-6132
NSN 4140-01-198-9990
NSN 6645-01-594-6407
NSN 5835-01-187-8986
NSN 6145-01-633-6571
NSN 6320-01-021-6633
NSN 5999-01-297-8538
NSN 6145-00-625-0714
NSN 5905-01-289-6062