National 224464 Automatic Transmission Extension Housing Seal

Overview of National 224464 Automatic Transmission Extension Housing Seal

The National 224464 automatic transmission extension housing seal is engineered to provide reliable sealing performance for various Nissan, Infiniti, and Suzuki models. Designed with precision, this oil seal helps maintain transmission fluid integrity and prevents leaks in critical drivetrain components.

• Inside diameter: 44.000 mm (1.732 inches)
• Outside diameter: 62.280 mm (2.452 inches)
• Thickness/width: 10.000 mm (0.394 inches)
• Material: Durable polyacrylate for enhanced wear resistance
• Helix type: Counter-clockwise spiral lip design for effective sealing
• Compatible housing bore: 62.000 mm (2.441 inches)
• Part type: Automatic transmission extension housing oil seal

Detailed Product Description

The National 224464 seal is part of the 220000 series and is specifically designed to fit the automatic transmission extension housing on select Nissan, Infiniti, and Suzuki vehicles. Its polyacrylate construction offers excellent resistance to heat, oil, and wear, ensuring long-lasting performance under demanding conditions. The counter-clockwise spiral lip design enhances sealing efficiency by maintaining consistent contact with the shaft, reducing the risk of fluid leaks. With precise dimensions including a 44 mm inside diameter and 62.28 mm outside diameter, this seal fits tightly within the housing bore of 62 mm, providing a secure barrier against contaminants.

Compatible Vehicles and Applications

This transmission extension housing seal is compatible with a range of Nissan, Infiniti, and Suzuki models, including but not limited to:

• Nissan 350Z, 370Z, Armada, D21, Frontier, Pathfinder, Titan, Xterra
• Infiniti EX35, EX37, FX35, FX37, G25, G35, G37, M35, M37, Q40, Q50, Q60, Q70, QX4, QX50, QX56, QX70, QX80
• Suzuki Pickup

Common Issues Addressed by National 224464 Seal

• Prevents automatic transmission fluid leaks from the extension housing
• Reduces contamination ingress that can damage transmission components
• Maintains proper fluid pressure within the transmission system
• Minimizes premature wear on transmission shafts and bearings
• Helps avoid costly transmission repairs due to seal failure

Installation Notes and Tips

• Ensure the housing bore and shaft are clean and free of debris before installation
• Use appropriate tools to avoid damaging the seal during installation
• Verify the seal orientation matches the counter-clockwise spiral lip design
• Lubricate the seal lip lightly with transmission fluid to ease installation
• Check for proper seating and alignment to prevent leaks

Quality Assurance and Warranty

Manufactured by National, a trusted brand in sealing solutions, part number 224464 meets industry standards for durability and performance. The polyacrylate material and precision engineering ensure consistent sealing under normal operating conditions. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.