# Seals The TIMKEN 21238-4279 Large Bore Seal is a high-performance sealing solution designed for demanding applications in automotive and industrial environments. Engineered with precision, this NBR (Buna-N) nitrile single lip seal includes a garter spring that ensures optimal sealing effectiveness under various operational conditions.
Key Features • **Material Composition**: Crafted from high-quality NBR (Buna-N) material, offering excellent resistance to oils, chemicals, and temperature variations. • **Design**: Features a single lip design that enhances sealing performance while minimizing friction. • **Garter Spring**: Integrated garter spring ensures consistent lip contact with the shaft, providing superior sealing capabilities and longevity. • **Large Bore Size**: Specifically designed for large bore applications, accommodating a variety of shaft sizes for versatile use. • **Temperature Range**: Operates effectively across a wide temperature range, ensuring reliability in fluctuating environmental conditions.
Applications • **Automotive Industry**: Ideal for use in axles, transmissions, and other critical components requiring robust sealing. • **Industrial Machinery**: Suitable for various machinery applications, including pumps, motors, and hydraulic systems. • **Compatibility**: Designed to fit a wide range of shaft sizes, making it a versatile choice for different applications in both automotive and industrial sectors. • **Operational Suitability**: Performs well in environments exposed to lubricants, fuels, and moderate chemical exposure.
Benefits • **Enhanced Reliability**: The durable construction and advanced sealing technology reduce the risk of leaks, ensuring operational efficiency and reliability. • **Improved Performance**: The unique design minimizes friction, contributing to better overall performance and reduced wear on components. • **Cost-Effective Solution**: By preventing leaks and extending component life, this seal provides l