Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 03-919496-90 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 03-919496-90 It is listed as Proportioning Valve. component manufactured by Varian Chromatography Systems, specifically under CAGE Code 069L5. It is also accompanied by the NSN 4810014575089 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4810 Valves Powered.