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 5925-01-067-8301
NSN 4140-01-417-8070
NSN 5855-01-173-0808
NSN 5925-00-951-5735
NSN 5996-00-598-4839
NSN 6620-00-273-8735
NSN 6645-01-421-4007
NSN 6105-00-672-0008
NSN 5985-01-083-8008
NSN 6150-00-518-2125
NSN 6130-01-445-5741
NSN 5945-01-128-8995