The cushion mount forms a watertight seal between the garbage disposal neck and the mounting ring. It is made of black plastic and measures approximately 4.5 inches in diameter and is 0.125 inches thi...
The splash guard for the disposer was deteriorating and kept falling into the disposer and getting chewed up making it even less reliable. I purchased two different 'universal' splash guards at the hardware store. Neither of them fit. I finally crawled under the sink with my eyeglasses and a flash light to find the model number. I searched for the model number on part select and received veery quickly. I just popped it in (less than a minute) and now everything is wonderful. Don't buy a new disposer (my wife wanted me to) buy the replacement part that is giving you trouble at PartSelect!
