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 6110-00-293-6816
NSN 5950-00-840-8335
NSN 6620-01-475-1441
NSN 6130-01-632-0719
NSN 5935-01-452-8500
NSN 6645-01-195-0561
NSN 6650-00-929-0084
NSN 5835-00-289-9080
NSN 6610-01-475-7551
NSN 7035-00-009-0099
NSN 5990-00-091-0669
NSN 5915-00-365-9951