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 5945-01-301-2580
NSN 5998-01-116-1593
NSN 5935-01-077-0559
NSN 6320-01-443-4972
NSN 5915-00-306-4105
NSN 5905-01-448-7813
NSN 6320-00-681-1324
NSN 5835-01-209-6410
NSN 6645-01-468-2738
NSN 5895-01-620-4156
NSN 5910-01-420-7423
NSN 6620-01-039-1105