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 5855-00-427-7848
NSN 5990-01-364-1942
NSN 6135-00-128-1633
NSN 6145-01-295-6482
NSN 6105-01-234-1038
NSN 5855-01-175-2465
NSN 5998-01-429-1076
NSN 5925-01-519-0431
NSN 5950-01-419-4534
NSN 4140-01-147-2164
NSN 5920-00-250-4731
NSN 6685-01-246-8893