Timken 21767-3741 is a large bore oil seal featuring a nitrile (NBR) single lip with a garter spring for consistent sealing pressure. This hi-performance seal is designed for heavy-duty industrial applications such as gearboxes, pumps, and large shaft equipment, offering reliable fluid retention and contaminant exclusion. Its construction is suitable for operating temperatures from -40°F to +250°F.

Seals The TIMKEN 21767-3741 Large Bore Seal is an essential component designed to provide superior sealing performance in various automotive and industrial applications. Manufactured with high-quality NBR (Buna-N) materials, this single lip seal with a garter spring ensures optimal retention of lubricants while effectively excluding contaminants, enhancing the longevity and reliability of your equipment. ## Key Features • **Material Composition**: Constructed from Nitrile (NBR), offering excellent resistance to oil, heat, and abrasion. • **Design**: Single lip design with a garter spring to maintain consistent sealing pressure, preventing leakage and contamination ingress. • **Temperature Range**: Operational temperature range of -40°F to +250°F (-40°C to +121°C), suitable for various environments. • **Bore Size**: Large bore dimensions designed to fit specific industrial machinery and automotive components. • **Durability**: Engineered for long-lasting performance, reducing maintenance frequency and downtime. ## Applications • **Automotive**: Ideal for use in engine compartments, transmission systems, and other critical sealing applications within vehicles. • **Industrial Machinery**: Suitable for various machinery requiring reliable seals to protect against dirt, dust, and fluids. • **Heavy Equipment**: Recommended for use in construction and agricultural machinery where robust sealing solutions are necessary. ## Benefits • **Enhanced Reliability**: Reduces the risk of leaks and contamination, ensuring smooth operation and extending the lifespan of machinery. • **Cost-Effective Solution**: Minimizes maintenance costs by prolonging service intervals and reducing the need for frequent replacements. • **Versatile Compatibility**: Designed to fit a wide range of applications, making it a versatile choice for various industries. --- *Product information compiled with AI assistance for reference purposes.*