The JCB 90412000 is a genuine OEM seal, precisely engineered with dimensions of 35mm inner diameter, 50mm outer diameter, and 8mm thickness. This essential component ensures optimal sealing performance in various JCB machinery, including 3CX and 4CX Backhoe Loaders, and Loadall Telescopic Handlers such as the 530, 532, 535, and 540 series. It is designed to maintain system integrity and prevent leaks in critical applications.