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 5905-01-497-1834
NSN 6320-01-610-4410
NSN 5965-00-862-3295
NSN 5855-01-499-6147
NSN 6685-00-073-8035
NSN 5930-00-181-5885
NSN 5910-00-806-5275
NSN 6130-00-146-1525
NSN 4140-01-268-9129
NSN 5945-01-070-8419
NSN 5930-00-894-1764
NSN 5965-00-995-2075