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 5895-01-497-0811
NSN 4140-00-931-9638
NSN 6145-01-141-0214
NSN 6685-00-451-6941
NSN 5920-01-340-9796
NSN 5975-01-003-9803
NSN 6145-01-367-6503
NSN 5990-01-331-9438
NSN 5945-00-139-4392
NSN 6130-01-379-7122
NSN 5895-00-229-7074
NSN 5975-00-588-0387