Part Number 399S7 having (CAGE Code 00210) and FSC 2990 Miscellaneous Engine Accessories Nonaircraft in stock with ready to ship. Get an instant quote for 399S7 Switch Engine Temperature Automo by Westberg Mfg 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.