Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 550120-5 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 550120-5 It is listed as Valve Safety Cabin. component manufactured by Pacific Airmotive Corp, specifically under CAGE Code 45311. It is also accompanied by the NSN 1660005737501 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.