Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 139743-1 with rapid responses always offered by our staff. To ensure that you locate and procure exactly what you need with ease, we list parts with as much information as we can. For example, part number 139743-1 It is listed as Fitting Pressure Li. component manufactured by Honeywell International Inc Aer, specifically under CAGE Code 70210. It is also accompanied by the NSN 1660004004206 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 1660 Aircraft Air Conditioning Heating and Pressurizing Equipment.