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 6220-01-027-8560
NSN 7035-00-171-0804
NSN 4140-01-016-3143
NSN 6105-01-160-6162
NSN 7035-00-392-5417
NSN 6220-01-155-5994
NSN 5935-01-485-5495
NSN 5935-00-328-8977
NSN 6105-01-352-8838
NSN 5855-01-230-4665
NSN 6650-01-477-2124
NSN 5990-01-514-8030