Part Number 503-2-04148-002 Washer Flat Clean Finish in stock with ready to ship. Get an instant quote for Eaton Aerospace Llc part number 503-2-04148-002 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 503-2-04148-002. Our dedicated account manager will get back to you within 15 minutes.