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 5895-00-543-0928
NSN 5905-00-917-4610
NSN 5950-00-203-5621
NSN 5855-01-278-8922
NSN 6105-01-627-6255
NSN 5935-00-270-6698
NSN 6610-01-535-0310
NSN 6320-00-857-4073
NSN 2925-00-596-9775
NSN 5915-00-558-4413
NSN 5960-01-054-9639
NSN 5950-00-482-0451