The Timken National 2.750X4.125X0.562 Industrial Seal 476281 is a high-quality mechanical seal designed for industrial applications. With a thickness of 0.562 inches, this seal is specifically made to provide reliable sealing for machinery and equipment. The Timken brand is known for its durable and long-lasting products, making this seal a reliable choice for businesses and industries that require precise and efficient motion control systems.