Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 643031 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 643031 It is listed as Cap Valve. component manufactured by R F Products Inc, specifically under CAGE Code 58022. It is also accompanied by the NSN 1650015474530 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 1650 Aircraft Hydraulic Vacuum and De-icing System Components.