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 6110-00-957-3939
NSN 5835-01-259-0815
NSN 5999-00-902-2065
NSN 5910-01-089-9785
NSN 6145-01-381-5589
NSN 6645-00-914-2820
NSN 5990-01-459-5482
NSN 5990-01-146-9126
NSN 5855-00-256-5562
NSN 5935-00-753-7279
NSN 5960-01-142-1995
NSN 5960-01-563-6975