Part Number 18021-3-4GPM having (CAGE Code 04034) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 18021-3-4GPM Sleeve Directional Control Linea by Gems Sensors 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.