Originally Posted by
greg3rd48
I certainly hope so. Sorry if this is an amateur question but I am a bit uncertain about what you mean. The tabbed washer is the washer with that protrusion at the top of the original RD where it attaches to the hangar? At the top rear underneath the mounting screw? Also where is the stop or what exactly does that mean? Sorry this is my first attempt at this.
Yes, that is what I meant by the tabbed washer; it's the one that forms the stop against the hanger.
The derailleur body should have a flat that fixes the edge of the tabbed washer in place on the derailleur - you can see it in your pictures of the derailleurs with the tabbed washers.