Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 90251-18-0598 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 90251-18-0598 It is listed as Nut Protective. component manufactured by Man B And W Diesel As, specifically under CAGE Code R1594. It is also accompanied by the NSN 2815222690267 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 2815 Diesel Engines and Components.