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 6645-01-467-9983
NSN 6150-01-586-0640
NSN 6320-00-070-4544
NSN 5855-01-472-2554
NSN 6150-00-669-9254
NSN 6145-01-270-9357
NSN 5855-01-597-1836
NSN 5910-01-222-2239
NSN 6135-01-340-9731
NSN 7035-00-908-4933
NSN 5895-01-568-4126
NSN 5950-01-413-3215