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 4140-01-512-0744
NSN 5920-01-459-0206
NSN 5950-01-488-7010
NSN 5950-01-165-4050
NSN 5998-00-240-9505
NSN 5996-00-478-6819
NSN 5930-01-341-2711
NSN 6240-00-925-4662
NSN 6610-01-612-4611
NSN 5960-00-151-7576
NSN 5920-01-416-2518
NSN 5920-00-332-8384