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 5930-01-443-2439
NSN 7035-01-069-3537
NSN 5925-01-512-1651
NSN 6650-00-758-7485
NSN 5855-01-389-8884
NSN 6220-00-853-5595
NSN 5990-01-316-6344
NSN 7035-01-145-5059
NSN 6110-01-212-3344
NSN 2925-01-255-6394
NSN 6110-00-188-9874
NSN 5895-01-032-4266