National 9049N Wheel Seal - Rear Inner

National 9049N Wheel Seal Overview

The National 9049N wheel seal is designed for reliable sealing performance in driveline and axle applications. Specifically compatible with Cadillac Eldorado and Oldsmobile Toronado models, this oil seal helps maintain proper lubrication and prevent contamination.

• Inside diameter: 1.880 inches (47.750 mm)
• Outside diameter: 2.566 inches (65.180 mm)
• Housing bore: 2.562 inches (65.070 mm)
• Width: 0.250 inches (6.350 mm)
• Material: durable nitrile rubber for resistance to oil and wear
• Series: 9000
• Type: 25 wheel seal

Detailed Product Description

The National 9049N wheel seal is engineered to fit shafts with an inside diameter of 1.880 inches and housings with a bore diameter of approximately 2.562 inches. Constructed from nitrile, this oil seal offers effective resistance against oil leakage and environmental contaminants. Its 0.250-inch width ensures a secure fit within the axle assembly, maintaining the integrity of the driveline system. The 9000 series designation indicates a specific design standard within National's sealing systems, optimized for automotive axle applications.

Compatible Vehicles and Applications

This wheel seal is compatible with select Cadillac Eldorado and Oldsmobile Toronado models, making it suitable for restoration or maintenance projects involving these vehicles. The part number 9049N corresponds directly to these fitments, ensuring proper sealing performance in the driveline and axle assemblies of these classic cars.

• Prevents oil leaks in axle and driveline assemblies
• Protects bearings from dirt and moisture intrusion
• Maintains lubrication integrity for extended component life
• Reduces risk of driveline damage due to seal failure

Installation Notes and Tips

When installing the National 9049N wheel seal, ensure the shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the original installation to maintain proper oil retention. Lubricate the seal lip lightly with compatible oil before installation to reduce initial wear.

Quality Assurance and Warranty

National wheel seals are manufactured to meet industry standards for durability and performance. The 9049N part is made from high-quality nitrile material, providing resistance to oil, heat, and wear. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure reliability in automotive applications.