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 5960-01-205-4868
NSN 6105-00-339-2767
NSN 6110-00-761-6256
NSN 5915-01-004-7640
NSN 5835-01-125-0303
NSN 5945-01-275-0747
NSN 5999-01-056-1733
NSN 6240-00-660-8849
NSN 6145-00-088-1687
NSN 5855-01-263-7669
NSN 6650-01-135-7472
NSN 6620-01-288-2627