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 6320-00-731-6134
NSN 5950-01-119-6688
NSN 5950-00-827-9584
NSN 5945-00-293-8333
NSN 6105-01-619-3727
NSN 5855-01-330-1918
NSN 6620-01-143-4862
NSN 5855-01-129-4080
NSN 5960-01-599-4726
NSN 6320-01-415-0953
NSN 6240-00-132-5375
NSN 6650-00-273-8732