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 5960-01-449-5726
NSN 5915-01-308-9576
NSN 6620-01-541-4465
NSN 5945-01-428-9943
NSN 5895-00-834-1151
NSN 2925-00-295-8109
NSN 6150-00-258-3761
NSN 6240-00-395-0019
NSN 5915-01-131-8082
NSN 5835-01-375-8930
NSN 7035-01-547-7415
NSN 5905-01-512-9136