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 5895-01-289-6424
NSN 6610-01-327-0500
NSN 6320-00-483-0451
NSN 5950-00-690-3475
NSN 5960-01-379-7594
NSN 5999-00-884-4805
NSN 4140-01-400-3610
NSN 5920-00-594-3124
NSN 6650-00-510-3786
NSN 6320-00-894-1644
NSN 7035-01-551-1240
NSN 5960-01-252-6331