This is a genuine JCB 90407600 dual lip seal, designed for critical sealing applications in JCB machinery. With an inner diameter of 35mm, an outer diameter of 50mm, and a width of 8mm, this seal ensures optimal performance and prevents leakage in hydraulic systems. It is compatible with a wide range of JCB equipment, including 3CX and 4CX backhoe loaders, 406-409 wheel loaders, and numerous 500 series telehandlers, maintaining the integrity of components and extending machine lifespan.