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 6105-00-753-7458
NSN 6145-00-869-6469
NSN 6650-01-531-5050
NSN 5999-01-570-9939
NSN 5930-01-362-2011
NSN 5910-01-445-1692
NSN 6620-01-242-8366
NSN 5930-01-248-6445
NSN 6645-01-495-0939
NSN 5855-01-205-7030
NSN 5950-01-021-2787
NSN 5999-00-819-1292