Part Number 503831 PIECE 2011 having (CAGE Code 21444) and FSC 5365 Bushings, Rings, Shims, and Spacers in stock with ready to ship. Get an instant quote for 503831 PIECE 2011 Shim by Rexnord Llc Div Falk Gear Group. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.