The JCB 82810188 is a genuine OEM O-Ring designed for a wide range of JCB agricultural, construction, and industrial machinery. This high-quality O-ring features an inner diameter of 139.32 mm and a cross-section thickness of 5.33 mm, ensuring a precise seal in critical applications. It is essential for maintaining hydraulic system integrity and preventing leaks in compatible JCB models such as Backhoe Loaders, Fastrac Tractors, Loadall Telehandlers, and JS Excavators.