# TIMKEN 21238-4177 Large Bore Seal The TIMKEN 21238-4177 Large Bore Seal is designed for superior performance in various industrial applications. This single lip seal, constructed from high-quality NBR (Nitrile Butadiene Rubber), provides robust sealing solutions that enhance equipment reliability and operational efficiency. With Timken's longstanding commitment to quality and innovation, this seal is engineered to meet the rigorous demands of today's mechanical systems.
Key Features • **Material Composition**: Made from premium NBR (Buna-N) material, offering excellent resistance to oils, fuels, and abrasive contaminants. • **Design Specification**: Features a single lip design with a garter spring, ensuring optimal sealing performance under dynamic conditions. • **Temperature Range**: Capable of operating effectively in a temperature range from -40°F to 250°F (-40°C to 121°C), making it suitable for various environments. • **Bore Size**: Specifically designed for large bore applications, facilitating compatibility with a wide range of industrial equipment. • **Durability**: Engineered to withstand significant wear and tear, providing a reliable sealing solution that extends equipment life.
Applications • **Industrial Machinery**: Ideal for use in heavy machinery, construction equipment, and agricultural vehicles where dust and fluid contamination is prevalent. • **Automotive**: Suitable for applications in automotive engines and drivetrain components, ensuring effective sealing against oil and grease leakage. • **Aerospace and Energy**: Used in aerospace systems and energy production equipment, contributing to the reliable operation of critical components.
Benefits • **Enhanced Reliability**: The robust design minimizes the risk of leaks, thereby reducing maintenance costs and downtime. • **Improved Efficiency**: Provides superior sealing performance, which helps maintain system pressure and improves overall operational efficiency. • **Long-Lasting Perfo