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 5999-01-055-4306
NSN 5925-01-236-8070
NSN 5835-01-561-2959
NSN 5910-00-776-0735
NSN 6135-01-512-8740
NSN 2925-00-866-2757
NSN 5835-01-049-5290
NSN 5915-01-444-4069
NSN 6145-01-282-9587
NSN 5925-01-224-7031
NSN 6240-01-429-9002
NSN 5895-01-442-2098