Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 503964 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 503964 It is listed as Hose Assembly Nonmetallic. component manufactured by Big Joe Mfg Co, specifically under CAGE Code 06889. It is also accompanied by the NSN 4720011672690 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4720 Hose and Flexible Tubing.