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 5915-00-967-1925
NSN 5996-00-043-1991
NSN 5996-00-469-4266
NSN 5920-01-594-9961
NSN 6620-00-986-0747
NSN 5950-00-863-3724
NSN 6610-01-142-8958
NSN 5950-00-752-3549
NSN 5915-01-648-2126
NSN 5915-00-060-9807
NSN 6650-00-847-3492
NSN 5990-00-818-1078