Timken 21091-3676 is a large bore, hi-performance oil seal with a nitrile (NBR) single lip and garter spring. This seal is designed for heavy-duty industrial applications such as gearboxes, pumps, and large shaft equipment, offering reliable fluid retention and contaminant exclusion. It features a rubber-covered outer diameter for improved sealing in imperfect housings and operates within a standard temperature range of -40°F to +250°F.

TIMKEN 21091-3676 Large Bore Seal The TIMKEN 21091-3676 Large Bore Seal is engineered for reliable sealing in demanding industrial environments. Designed with a robust NBR (Buna-N) nitrile construction, this single lip seal is equipped with a garter spring for enhanced sealing performance. It effectively prevents contaminants from entering critical components, ensuring optimal operation and longevity of machinery.

Key Features

• Material Composition: Constructed from high-quality NBR (Buna-N) for superior resistance to oil, fuel, and various chemicals.
• Design: Features a single lip design with a garter spring to maintain consistent sealing pressure and accommodate shaft movement.
• Operating Temperature Range: Effective in temperatures from -40°F to 250°F (-40°C to 121°C), ensuring versatility across various applications.
• Large Bore Size: Optimized for larger shaft diameters, making it ideal for industrial machinery and automotive applications.
• Durability: Engineered to withstand wear and tear in harsh environments, providing long-lasting performance.

Applications

• Industrial Machinery: Ideal for use in heavy machinery where effective sealing is critical to prevent contamination of lubricants and to protect bearings.
• Automotive: Suitable for sealing applications within vehicles, ensuring protection against dirt and moisture ingress.
• Energy Sector: Commonly utilized in applications involving hydraulic systems, pumps, and motors where reliability is paramount.
• Compatibility: Designed to fit a variety of shaft sizes, the TIMKEN 21091-3676 is compatible with many industrial and automotive systems.

Benefits

• Enhanced Reliability: The garter spring design ensures a tighter seal, reducing the risk of leakage and extending the lifespan of components.
• Cost-Effectiveness: By preventing contamination and reducing wear, this seal helps minimize maintenance costs and downtime.
• Versatile Performance: With its wide operating temperature range, it adapts to various environments, making it a practical choice for diverse applications.
• Trusted Quality: Backed by Timken’s reputation for quality and innovation, users can rely on the durability and effectiveness of this seal. --- Product information compiled with AI assistance for reference purposes.