Part Number 1228 having (CAGE Code 78189) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for 1228 Washer Lock by Itw Shakeproof Automotive Produc. 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.