Part Number VS4BKLF9 having (CAGE Code 11341) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for VS4BKLF9 Valve Plug by Cross Mfg Co 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.