Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 543 04 55-39 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 543 04 55-39 It is listed as Valve Assembly. component manufactured by Priority Plant Services Ltd, specifically under CAGE Code U0R89. It is also accompanied by the NSN 4820016301852 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4820 Valves Nonpowered.