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 5905-01-208-6429
NSN 6130-01-087-2985
NSN 5999-01-221-6744
NSN 5998-00-719-7610
NSN 6650-01-558-9071
NSN 7035-01-287-9817
NSN 6240-01-512-1856
NSN 5910-01-317-6702
NSN 6110-01-398-6928
NSN 6135-01-125-4867
NSN 2925-00-486-8640
NSN 5999-01-456-3686