Part Number S-949-B-031-BMA having (CAGE Code 4ZW64) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for S-949-B-031-BMA Stem Fluid Valve by Brooks Instruments. 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.