Part Number 144004 having (CAGE Code 43791) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 144004 Muffler Valve by Nicholson Steam Trap Inc. 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.