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 5990-01-595-9441
NSN 5915-01-411-5355
NSN 5835-01-332-2867
NSN 5935-01-462-0745
NSN 5835-01-416-6455
NSN 6650-01-309-3462
NSN 5990-00-518-3195
NSN 6320-01-106-4414
NSN 5935-01-299-2967
NSN 5950-01-227-5225
NSN 5895-01-443-2419
NSN 5945-01-242-2081