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 6105-01-344-3768
NSN 6110-01-633-9660
NSN 5925-01-308-4031
NSN 5895-00-265-6229
NSN 6650-01-330-6740
NSN 6650-01-193-3668
NSN 6685-01-372-1167
NSN 6620-01-357-0757
NSN 5835-00-275-0584
NSN 4140-00-218-3579
NSN 5985-01-461-8575
NSN 6620-01-359-9363