Part Number 27963 having (CAGE Code 4A439) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 27963 Disk Valve by Mutual Mfg And Supply Co. 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.