# Seals The TIMKEN 21158-0646 Seals are engineered with precision for high-performance applications, specifically designed to provide reliable sealing solutions in various automotive and industrial environments. Constructed from high-quality NBR (Buna-N) material, these seals ensure optimal performance by effectively preventing fluid leakage and contamination.
Key Features • **Material Composition:** Crafted from NBR (Buna-N), known for its excellent resistance to oils, fuels, and other chemicals, ensuring long-lasting durability. • **Design:** Features a single lip configuration with a garter spring that enhances flexibility and sealing effectiveness, accommodating various shaft sizes. • **Temperature Range:** Operates efficiently in temperatures up to 100°C (212°F), making it suitable for diverse operational environments. • **Size Specifications:** Designed to fit standard applications, with a precise catalog number of 21158-0646 for easy identification and compatibility. • **Performance:** Provides a reliable barrier against dirt and moisture, significantly extending the lifespan of rotating components.
Applications • **Automotive:** Ideal for use in wheel bearings, transmission systems, and engine components, ensuring optimal performance and reliability. • **Industrial Machinery:** Suitable for various industrial applications, including pumps, compressors, and gearboxes, where effective sealing is critical. • **General Use:** Compatible with a wide range of machinery and equipment, enhancing operational efficiency across numerous sectors.
Benefits • **Leak Prevention:** Effectively prevents fluid leaks, thereby reducing maintenance costs and improving overall system reliability. • **Durability:** The robust NBR material ensures longevity, even in harsh conditions, which translates to fewer replacements and lower operational downtime. • **Enhanced Performance:** By maintaining optimal sealing conditions, these seals contribute to the efficient operation