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 5910-00-652-6057
NSN 5960-01-386-5770
NSN 5855-01-573-4289
NSN 5835-01-431-6877
NSN 5910-01-329-1101
NSN 5996-01-358-2655
NSN 5945-01-347-4196
NSN 5985-00-913-4821
NSN 5920-01-559-1022
NSN 5910-01-123-8238
NSN 5990-01-364-8405
NSN 6320-01-378-6191