SKF / CR Seals 40X55X7 HMSA10 RG HMSA10 Single Lip with Auxiliary Lip radial shaft oil seal for 40mm shaft diameter, 55mm housing bore, and 7mm seal width. The auxiliary dust exclusion lip provides enhanced protection against external contaminants. Constructed with an NBR sealing lip and spring-loaded garter spring for consistent radial sealing force. Operating temperature range: -40°F to 250°F (-40°C to 121°C). Suitable for electric motors, gearboxes, pumps, and rotating equipment.

Oil Seals SKF Seals 40X55X7 HMSA10 RG is a high-performance small bore oil seal designed for effective sealing in various automotive and industrial applications. This product features a robust design that prevents leakage, ensuring optimal performance for rotating shafts, and enhances the durability of machinery components. ## Key Features • **Dimensions**: The 40X55X7 specification indicates a nominal inside diameter of 40 mm, an outside diameter of 55 mm, and a lip width of 7 mm, making it suitable for small bore applications. • **Material**: Constructed from high-quality rubber with HMSA10 (Hydraulic Machine Seal Material A10), providing excellent resistance to wear and environmental factors. • **Design**: The RG (Rubber Gasket) design offers superior sealing capabilities, ensuring minimal friction and optimal performance. • **Temperature Range**: Capable of operating effectively in a wide temperature range, maintaining sealing integrity under varying conditions. • **Durability**: Engineered for long service life, reducing the need for frequent replacements and maintenance. ## Applications • **Automotive**: Ideal for sealing applications in engines, transmissions, and other components that involve rotating shafts. • **Industrial Machinery**: Suitable for various industrial equipment requiring reliable sealing to prevent fluid leakage and contamination. • **Compatibility**: Designed to fit standard small bore applications across multiple sectors, ensuring versatility and ease of integration. ## Benefits • **Leak Prevention**: Provides an effective barrier against fluid leakage, enhancing the reliability of machinery and reducing downtime. • **Reduced Friction**: The low friction design contributes to improved efficiency and performance of rotating parts, leading to lower energy consumption. • **Extended Service Life**: High durability and resistance to wear and environmental stressors ensure longevity, translating to lower operational costs. --- *Product information compiled with AI assistance for reference purposes.*