Part Number MV-50-42-3 MTT having (CAGE Code 0NB72) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for MV-50-42-3 MTT Valve Ball by F S Welsford 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.