SKF 31490 Wheel Seal - Rear Inner

Reliable SKF 31490 Wheel Seal for Driveline and Axles

The SKF 31490 wheel seal is engineered to provide effective sealing solutions for driveline and axle applications. Designed with precision, this wheel seal features a nitrile sealing surface that ensures durability and resistance to wear.

• Width: 0.866 inches for optimal fit and sealing
• Outside Diameter: 4.457 inches to match specific axle housings
• Shaft Diameter: 3.149 inches for precise shaft compatibility
• Sealing Surface Type: Nitrile material for enhanced resistance to oils and contaminants
• Part Number: 31490 for accurate identification and replacement

Detailed Description of SKF 31490 Wheel Seal

This SKF wheel seal is designed to maintain the integrity of the axle assembly by preventing lubricant leakage and blocking dirt and moisture ingress. The nitrile sealing surface offers a balance of flexibility and toughness, suitable for a range of operating temperatures and conditions. With a width of 0.866 inches and an outside diameter of 4.457 inches, the seal fits securely around shafts with a diameter of 3.149 inches, ensuring a tight and reliable seal.

Common Applications and Issues Addressed

• Prevents axle lubricant leaks that can lead to premature component wear
• Blocks dirt, dust, and moisture from entering the driveline system
• Reduces risk of axle shaft corrosion and damage
• Maintains proper lubrication levels for wheel bearings and axle components
• Helps avoid costly repairs due to seal failure or contamination

Installation Notes and Tips

When installing the SKF 31490 wheel seal, ensure the shaft and housing surfaces are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal orientation matches the original part to maintain proper sealing function. Lubricate the sealing surface lightly with compatible grease or oil before installation to reduce initial wear.

Quality Assurance and Warranty

SKF manufactures the 31490 wheel seal to meet strict quality standards, ensuring consistent performance in demanding automotive applications. While specific warranty details are not provided, SKF products typically adhere to industry standards for durability and reliability in driveline and axle sealing systems.