# Seals The TIMKEN 21238-4190 Large Bore Seal is engineered to provide superior sealing solutions for demanding industrial applications. Constructed from high-quality NBR (Buna-N) material, this single lip seal is designed to effectively retain lubricants while preventing contamination from external particulates, ensuring optimal performance and longevity in a variety of environments.
Key Features • **Material Composition**: Made from durable Nitrile (NBR), providing excellent resistance to wear, abrasion, and oil-based lubricants. • **Design**: Features a single lip configuration with a garter spring for improved sealing performance and flexibility during operation. • **Temperature Range**: Operates effectively in a temperature range from -40°F to 250°F (-40°C to 121°C), making it suitable for various climatic conditions. • **Large Bore Size**: Specifically designed for large bore applications, ensuring a tight fit and reliable sealing under pressure. • **Compatibility**: Ideal for use in automotive, aerospace, and industrial machinery applications where reliable sealing is critical.
Applications • **Automotive Industry**: Perfect for sealing engines, transmissions, and differentials, providing protection against oil leaks and contamination. • **Aerospace Applications**: Used in hydraulic systems and other critical components where reliability and durability are paramount. • **Industrial Machinery**: Suitable for use in pumps, gearboxes, and other machinery requiring effective sealing solutions to enhance operational efficiency.
Benefits • **Enhanced Reliability**: The robust design and high-quality materials ensure long-lasting performance, reducing maintenance needs and downtime. • **Increased Efficiency**: Prevents lubricant loss and contamination, contributing to optimal machine performance and extended service life. • **Versatile Use**: Its compatibility with a wide range of fluids and applications makes it a versatile choice for various industria