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 6145-01-133-7350
NSN 5855-01-081-7594
NSN 5965-01-417-6946
NSN 6620-01-147-5615
NSN 6320-00-261-9136
NSN 6320-01-279-0343
NSN 5915-00-841-4497
NSN 6220-01-613-0262
NSN 5975-00-197-2048
NSN 5935-00-116-9638
NSN 5855-01-461-7726
NSN 5999-00-233-7484