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 5945-01-549-3665
NSN 6220-01-324-3766
NSN 5910-01-317-8648
NSN 2925-00-167-2641
NSN 6610-01-496-1806
NSN 5930-00-728-1655
NSN 6150-00-269-8447
NSN 6320-00-925-0558
NSN 5905-01-530-7600
NSN 5960-00-411-0475
NSN 5999-01-374-2891
NSN 5998-01-247-2341