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 5935-00-847-2324
NSN 5905-01-095-7920
NSN 6645-00-218-6354
NSN 6130-00-868-1665
NSN 6130-00-288-1886
NSN 4140-01-552-1394
NSN 6145-00-995-0062
NSN 5920-01-099-4694
NSN 6620-01-647-8261
NSN 5990-01-382-5364
NSN 6135-00-315-1187
NSN 5945-01-054-6482