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 6150-00-681-8380
NSN 5930-00-126-4466
NSN 5925-00-299-7809
NSN 6220-00-419-0635
NSN 6240-00-991-6929
NSN 5835-01-514-5758
NSN 4140-01-336-7722
NSN 5925-01-478-7743
NSN 5945-01-497-5516
NSN 6620-01-142-8494
NSN 6130-00-959-5800
NSN 5985-01-534-7188