Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 71503 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 71503 It is listed as Ring Piston. component manufactured by Isotta Fraschini Motori Spa, specifically under CAGE Code A0106. It is also accompanied by the NSN 2815150685595 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 2815 Diesel Engines and Components.