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 5930-01-308-8532
NSN 5990-00-415-5351
NSN 5920-00-357-0260
NSN 5999-00-583-2661
NSN 4140-01-392-2107
NSN 5960-01-128-4431
NSN 5895-00-576-4865
NSN 5925-01-613-0748
NSN 4140-00-888-4160
NSN 7035-00-163-6221
NSN 5950-01-223-0841
NSN 5999-00-465-4971