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 5998-01-452-1298
NSN 7035-01-490-5342
NSN 5999-01-195-5712
NSN 5910-00-598-3674
NSN 6130-01-462-5428
NSN 5975-01-488-1072
NSN 6650-01-149-6621
NSN 5935-00-105-2360
NSN 4140-01-634-0330
NSN 6135-01-333-6737
NSN 5855-01-406-4821
NSN 5925-00-379-0920