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 5935-01-077-4761
NSN 5905-00-518-5136
NSN 6645-00-943-9063
NSN 5965-01-431-7377
NSN 6240-01-078-4810
NSN 6645-00-825-5677
NSN 5835-00-583-1316
NSN 6240-00-633-1243
NSN 6135-01-196-7399
NSN 6105-01-419-4794
NSN 5990-01-575-3275
NSN 5835-01-555-8963