Part Number 12Y400-811 having (CAGE Code 26100) and FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment in stock with ready to ship. Get an instant quote for 12Y400-811 Valve Assembly Cooling by Composite General Inc Aerospace. 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.