Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 2159-0604 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 2159-0604 It is listed as Seat Assembly Valve. component manufactured by Rockwell Intl Corp Flow Control, specifically under CAGE Code 25203. It is also accompanied by the NSN 4820004722381 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4820 Valves Nonpowered.