Part Number NW1-1621 having (CAGE Code 13446) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for NW1-1621 Washer Flat by Perkins Engines Inc. 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.