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 5965-01-091-1884
NSN 6150-01-429-4941
NSN 6320-00-036-3688
NSN 5998-00-719-2661
NSN 6220-00-175-4794
NSN 5985-01-435-2589
NSN 6220-00-269-3783
NSN 5960-01-495-0859
NSN 5960-01-142-1995
NSN 5998-01-348-0846
NSN 5920-00-400-6227
NSN 5895-00-006-9014