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 7035-00-803-3056
NSN 6150-01-272-5964
NSN 5960-01-602-6009
NSN 5990-00-990-8940
NSN 4140-00-824-6053
NSN 6130-01-048-8540
NSN 6105-01-647-3772
NSN 6110-01-505-9050
NSN 6240-01-418-5021
NSN 6240-00-054-1761
NSN 6130-00-731-8662
NSN 6610-00-267-9944