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 5910-01-167-8593
NSN 5915-01-249-0106
NSN 5935-01-317-1289
NSN 5990-00-711-1739
NSN 5945-01-280-2884
NSN 5985-00-277-7371
NSN 5915-01-380-9920
NSN 5925-01-381-0017
NSN 5915-01-144-4512
NSN 5915-00-901-0315
NSN 6105-00-482-2658
NSN 5895-01-067-7957