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 6105-01-201-5727
NSN 6240-00-033-9594
NSN 5945-01-524-2247
NSN 2925-01-244-3016
NSN 2925-00-964-7128
NSN 4140-00-177-0463
NSN 5945-01-139-2605
NSN 5998-01-214-4499
NSN 5990-01-649-4647
NSN 6240-00-734-3276
NSN 6220-01-005-6933
NSN 7035-00-541-8516