SKF 19635 Axle Shaft Seal - Oil/Grease Rotary Seal with Spring-Loaded Lip

The SKF 19635 is a high-performance radial shaft seal designed for demanding automotive and light truck applications. This precision-engineered seal features an advanced HMSA92 construction type with spring-loaded sealing technology for superior protection against lubricant loss and contamination ingress.

Key Features:

• Three-lip design with primary sealing lip, auxiliary dirt exclusion lip, and clockwise helix pattern for enhanced protection
• Polyacrylate (ACM) elastomer sealing lip material for excellent chemical resistance and durability
• Carbon steel garter spring maintains optimal sealing contact pressure throughout service life
• Rubber-covered steel case with rubber outside diameter for secure housing press-fit installation
• Wide operating temperature range: -40°F to 302°F (-40°C to 150°C)
• Pressure tolerance up to 7 psi for reliable performance in various applications
• Compatible with both oil and grease lubrication systems

Specifications:

• Shaft Diameter: 1.969 inches (50.0mm)
• Bore Diameter: 2.756 inches (70.0mm)
• Outer Diameter: 2.762 inches (70.26mm)
• Seal Width: 0.315 inches (8.0mm)
• Solid (non-split) construction for maximum integrity

Built on SKF's decades of sealing expertise since their first automotive wheel seal patent in 1928, this seal delivers reliable dynamic sealing and extended service life. The seal lip profile meets or exceeds OE specifications, providing robust exclusion of dirt and contaminants while maintaining proper lubrication retention. Commonly used in transfer case rear output shafts, axle applications, and engine components on various Toyota, Nissan, Lexus, and Infiniti vehicles.