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 5960-01-550-8038
NSN 6145-00-107-3283
NSN 5996-01-442-3676
NSN 6610-01-603-0703
NSN 5930-01-076-5984
NSN 6320-00-564-2772
NSN 5965-00-246-5612
NSN 6130-00-655-2661
NSN 5950-01-074-0744
NSN 5895-01-135-0189
NSN 5945-01-633-5273
NSN 5930-01-193-3381