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 6105-00-248-5772
NSN 6240-01-423-6771
NSN 5960-01-472-9562
NSN 5935-01-206-2863
NSN 5855-00-896-4047
NSN 5930-00-089-9531
NSN 7035-00-978-7837
NSN 5905-01-189-7821
NSN 6150-00-931-9266
NSN 5975-00-358-7916
NSN 5905-01-591-5637
NSN 6610-01-132-1898