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 5999-01-615-7743
NSN 5990-00-976-2210
NSN 5855-00-631-4565
NSN 5945-00-358-7652
NSN 5855-00-003-3228
NSN 6685-01-434-5557
NSN 5930-00-431-8745
NSN 6150-01-406-5844
NSN 6105-01-415-5973
NSN 5835-01-106-1456
NSN 5960-01-336-0487
NSN 6105-01-417-1829