National 472747 Wheel Seal - Rear or Rear Outer

National 472747 Wheel Seal for Ford F-100 and F-150

The National 472747 wheel seal is engineered to provide reliable sealing performance for Ford F-100 and F-150 models. Designed with precision dimensions and durable nitrile material, this oil seal helps maintain driveline integrity and prevent leaks.

Key Features of National 472747 Wheel Seal

• Inside diameter: 1.875 inches (47.630 mm)
• Outside diameter: 2.475 inches (62.870 mm)
• Width: 0.437 inches (11.100 mm)
• Material: Nitrile for resistance to oil and wear
• Redicoat surface treatment for enhanced durability
• Housing bore size: 2.470 inches (62.740 mm)
• Part of the National 470000 series

Detailed Description of the National 472747 Oil Seal

This National 472747 wheel seal is specifically designed for use in the driveline and axle assemblies of Ford F-100 and F-150 trucks. Constructed from nitrile, the seal offers excellent resistance to oil, grease, and other automotive fluids, ensuring long-lasting performance. The Redicoat treatment enhances the seal’s surface durability, reducing wear and extending service life. With precise inside and outside diameters, this oil seal fits securely around a 1.875-inch shaft and within a 2.470-inch housing bore, providing a tight seal to prevent fluid leakage and contamination.

Common Applications and Issues Addressed

• Prevents oil leaks in wheel hubs and axle assemblies
• Protects driveline components from dirt and debris ingress
• Maintains proper lubrication within the axle housing
• Reduces risk of premature bearing failure due to contamination
• Ensures consistent performance in Ford F-100 and F-150 models

Installation Notes and Tips

• Verify shaft and housing bore dimensions before installation
• Clean mating surfaces thoroughly to ensure proper sealing
• Use appropriate tools to avoid damaging the seal during installation
• Apply a light coating of lubricant on the seal lip for easier fitting
• Inspect the seal after installation for proper seating and alignment

Quality Assurance and Warranty Information

National wheel seals, including part number 472747, are manufactured to meet strict industry standards for durability and performance. The use of nitrile material and Redicoat treatment ensures resistance to wear and chemical exposure. While specific warranty terms may vary, National products typically come with a limited warranty against manufacturing defects, providing confidence in the product’s reliability for Ford F-100 and F-150 driveline maintenance.