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 5925-01-433-2535
NSN 5965-01-192-5025
NSN 6650-01-268-9702
NSN 5999-00-508-3284
NSN 5999-01-080-2644
NSN 5945-00-931-6245
NSN 5945-01-081-1926
NSN 6685-01-646-9424
NSN 5985-01-425-9690
NSN 6240-00-926-7788
NSN 5975-01-359-2679
NSN 5855-00-149-0766