Part Number 19390 having (CAGE Code 04577) and FSC 4920 Aircraft Maintenance And Repair Shop Specialized Equipment in stock with ready to ship. Get an instant quote for 19390 Tester Regulator Ox by Carleton Technologies 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.