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 5915-01-238-3627
NSN 5895-01-481-3952
NSN 4140-01-261-0941
NSN 6220-00-317-9101
NSN 6610-00-244-9142
NSN 6135-00-268-8492
NSN 5935-00-683-7894
NSN 6645-00-952-4509
NSN 5950-01-051-5030
NSN 6130-01-008-6202
NSN 5985-01-331-8710
NSN 5855-00-149-0766