Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 8000-503 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 8000-503 It is listed as Compressor Unit. component manufactured by W W Grainger Inc, specifically under CAGE Code 25795. It is also accompanied by the NSN 4130012135316 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4130 Refrigeration and Air Conditioning Components.