Part Number S-923-ES having (CAGE Code 33457) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for S-923-ES Cock Drain by Fleetguard Inc A Cummins 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.