# TIMKEN 21247-4550 Large Bore Seal The TIMKEN 21247-4550 Large Bore Seal is a high-performance sealing solution designed to meet the demanding requirements of various industrial applications. This single lip seal, constructed from NBR (Buna-N) nitrile rubber, offers exceptional resistance to wear, oil, and other contaminants, ensuring reliable operation in challenging environments.
Key Features • **Material Composition**: Made from NBR (Buna-N), providing excellent resistance to petroleum-based fluids, water, and certain chemicals. • **Design**: Features a single lip with a garter spring, enhancing sealing effectiveness and maintaining consistent contact with the shaft. • **Temperature Range**: Operates effectively in a temperature range of -40°F to 250°F (-40°C to 121°C), suitable for a variety of environments. • **Bore Size**: Designed for large bore applications, accommodating larger shaft diameters while ensuring a tight seal. • **Durability**: Engineered for durability and longevity, reducing maintenance frequency and operational downtime.
Applications • **Industrial Machinery**: Ideal for use in heavy machinery, automotive components, and equipment where reliable sealing is critical. • **Oil and Gas**: Suitable for applications in the oil and gas industry, providing protection against contaminants and fluid leakage. • **Aerospace and Automotive**: Commonly used in aerospace and automotive applications due to its robust performance and reliability.
Benefits • **Enhanced Reliability**: Reduces the risk of leakage and contamination, ensuring optimal performance and increased operational efficiency. • **Cost-Effective**: Lowers maintenance costs by prolonging seal life and minimizing the need for frequent replacements. • **Versatile Use**: Adaptable to various applications and environments, making it a versatile choice for engineers and maintenance professionals. --- *Product information compiled with AI assistance for reference purposes.*