National 471847N Differential Pinion Seal - Rear or Rear Outer

National 471847N Differential Pinion Seal Overview

The National 471847N differential pinion seal is engineered to provide reliable sealing performance for various Chrysler, Dodge, Hyundai, Mitsubishi, and Plymouth models. Designed with precision dimensions and durable polyacrylate material, this oil seal helps maintain differential integrity and prevent fluid leaks.

• Inside diameter: 1.375 inches (34.930 mm)
• Outside diameter: 2.565 inches (65.150 mm)
• Thickness/width: 0.500 inches (12.700 mm)
• Sealing material: Polyacrylate for enhanced durability
• Redicoat surface treatment for improved corrosion resistance
• Compatible with housing bore size of 2.561 inches (65.050 mm)
• Part number: 471847N

Technical Details and Material Specifications

This differential pinion seal from National is constructed using polyacrylate, a material known for its resistance to heat, oil, and wear. The seal features a Redicoat coating that helps protect against corrosion and extends service life. With an inside diameter of 1.375 inches and an outside diameter of 2.565 inches, it fits precisely into housings with a bore diameter of approximately 2.561 inches. The 0.500-inch thickness ensures a secure fit and effective sealing around the pinion shaft.

Compatible Vehicles and Applications

The National 471847N differential pinion seal is compatible with a range of vehicles, including Chrysler Challenger, Dodge Colt, Mitsubishi Eclipse, Hyundai Pony, and Plymouth Stellar models. This part is designed specifically for driveline and axle sealing systems, ensuring proper fitment and function in these applications.

Common Issues Addressed by the 471847N Pinion Seal

• Prevents differential oil leaks that can cause driveline damage
• Reduces contamination ingress into the differential housing
• Maintains proper lubrication of the pinion shaft
• Helps avoid premature wear of differential components
• Protects against corrosion with Redicoat treatment

Installation Notes and Tips

When installing the National 471847N differential pinion seal, ensure the housing bore is clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the shaft diameter matches the 1.375-inch specification for optimal sealing. Proper installation will help maintain differential performance and prevent leaks.

Quality Assurance and Warranty

National manufactures the 471847N differential pinion seal to meet industry standards for durability and performance. The polyacrylate material and Redicoat finish contribute to long-lasting service life. While specific warranty details may vary, National parts typically come with a limited warranty against defects in material and workmanship.