National 471424V Engine Crankshaft Seal - Front

Overview of National 471424V Engine Crankshaft Seal

The National 471424V engine crankshaft seal is designed to provide reliable sealing performance for Dodge Ram 1500, Ram 2500, Ram 3500, and Viper models. Engineered with fluoro-elastomer material and a precise fit, this oil seal helps maintain engine integrity by preventing oil leaks around the crankshaft.

• Inside diameter: 2.000 inches (50.8 mm)
• Outside diameter: 2.627 inches (66.73 mm)
• Thickness/width: 0.312 inches (7.92 mm)
• Housing bore diameter: 2.623 inches (66.62 mm)
• Material: durable fluoro-elastomer with Redicoat coating
• Series: 470000, Type 47 oil seal

Technical Details and Specifications

The National 471424V crankshaft seal is constructed from fluoro-elastomer, a material known for its resistance to heat, oil, and chemicals, making it suitable for demanding engine environments. The seal features a Redicoat coating that enhances its wear resistance and longevity. With an inside diameter of 2.000 inches and an outside diameter of 2.627 inches, it fits precisely into the housing bore of 2.623 inches, ensuring a secure and leak-free installation. The 0.312-inch thickness provides adequate sealing surface without compromising fitment.

Compatible Vehicles and Applications

This engine crankshaft seal is compatible with several Dodge models, including the Ram 1500, Ram 2500, Ram 3500, and the Dodge Viper. It is specifically designed to meet the sealing requirements of these vehicles’ engines, helping to prevent oil leaks and maintain engine performance.

• Prevents oil leaks around the crankshaft
• Reduces contamination of engine components
• Maintains proper engine lubrication pressure
• Protects against dirt and debris ingress
• Helps avoid premature engine wear due to oil loss

Installation Notes and Tips

When installing the National 471424V crankshaft seal, ensure the housing bore and shaft surfaces are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip or coating. Verify the seal orientation matches the engine manufacturer’s specifications. Proper installation will help maintain the seal’s effectiveness and extend engine life.

Quality Assurance and Warranty

National manufactures the 471424V crankshaft seal to meet industry standards for durability and performance. The use of fluoro-elastomer material and Redicoat technology ensures resistance to heat and oil degradation. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, providing confidence in the product’s reliability for Dodge Ram and Viper engine applications.