Part Number 803 2177934 B421 3 4IN having (CAGE Code 63686) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 803 2177934 B421 3 4IN Valve Angle by The Walworth Company. 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.