# TIMKEN 21243-4145 Large Bore Seal The TIMKEN 21243-4145 Large Bore Seal is an essential component designed for reliable sealing in a variety of automotive and industrial applications. Engineered with precision, this seal effectively prevents contamination and retains lubrication, ensuring optimal performance and longevity of machinery.
Key Features • **Material Composition**: Constructed from high-quality NBR (Buna-N) nitrile rubber, offering excellent resistance to oil, grease, and a range of chemicals. • **Design**: Features a single lip with a garter spring, enhancing sealing performance and adaptability to dynamic movement. • **Bore Size**: Designed for large bore applications, providing a snug fit that minimizes leakage and extends service life. • **Temperature Range**: Operates effectively in a temperature range from -40°F to 250°F (-40°C to 121°C), suitable for various environments. • **Durability**: Engineered for high wear resistance, ensuring reliable performance under demanding conditions.
Applications • **Automotive**: Ideal for use in wheel bearings, gearboxes, and other critical components where reliable sealing is crucial. • **Industrial Machinery**: Suitable for applications in pumps, compressors, and other machinery requiring robust sealing solutions. • **Compatibility**: Works effectively with a variety of lubricants and fluids, making it versatile across multiple industries.
Benefits • **Enhanced Reliability**: Provides superior sealing capabilities, reducing the risk of contamination and maintaining lubrication integrity. • **Cost-Effective**: Minimizes downtime and maintenance costs by ensuring long-lasting performance in challenging environments. • **Versatile Use**: Adaptable to various applications in both automotive and industrial sectors, enhancing overall operational efficiency. --- *Product information compiled with AI assistance for reference purposes.*
