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 5960-01-023-2815
NSN 5925-01-043-5815
NSN 6620-00-126-5072
NSN 5915-00-579-0618
NSN 5999-01-364-0149
NSN 2925-01-424-7674
NSN 6320-01-383-3257
NSN 5990-00-223-5938
NSN 5925-01-429-0392
NSN 5925-01-288-0025
NSN 6220-01-382-5208
NSN 2925-00-839-6815