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 6150-01-116-3188
NSN 6220-00-724-0400
NSN 6645-01-234-2856
NSN 5960-01-509-8779
NSN 5950-00-126-5065
NSN 5855-00-357-1158
NSN 6650-01-268-9702
NSN 6610-00-371-5953
NSN 6135-00-405-1989
NSN 5935-01-013-9680
NSN 6645-00-494-3065
NSN 6320-01-106-4414