Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 20517 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 20517 It is listed as Housing Bearing Unit. component manufactured by National Oilwell, specifically under CAGE Code 58889. It is also accompanied by the NSN 3130012726931 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 3130 Bearings Mounted.