Dana 50 / Dana 60 / Dana Super 60 Upper Ball Joint Castle Nut 3/4"-16 Thread
Dana 60, Dana Super 60, Dana Super 60 "Fat Boy", and Dana M273 Lower Ball Joint Nut
Lower Ball Joint Castle Nut 5/8"-18 Thread
Lower Ball Joint Nut 3/4"-16
Upper Ball Joint Castle Nut 9/16"-18 Thread