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 6135-00-488-4478
NSN 5975-01-289-1206
NSN 6610-00-583-1084
NSN 5935-01-169-0643
NSN 6135-01-324-7718
NSN 5835-01-180-9441
NSN 5996-01-333-1616
NSN 5965-01-182-5768
NSN 6105-01-314-9435
NSN 6610-01-082-3531
NSN 6130-00-657-9994
NSN 5920-00-149-0013