Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 439B372-4 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 439B372-4 It is listed as Ring Assembly Packi. component manufactured by General Electric Company, specifically under CAGE Code 01289. It is also accompanied by the NSN 2825000762772 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 2825 Steam Turbines and Components.