National 224026 Manual Transmission Output Shaft Seal - Left or Right

Overview of National 224026 Manual Transmission Output Shaft Seal

The National 224026 manual transmission output shaft seal is engineered to provide reliable sealing performance for a range of vehicles including Acura, Honda, Nissan, Toyota, and more. Designed with precision dimensions and durable fluoro-elastomer material, this oil seal helps maintain transmission integrity and prevent fluid leaks.

• Inside diameter: 1.575 inches (40.000 mm)
• Outside diameter: 2.215 inches (56.260 mm)
• Thickness/width: 0.276 inches (7.000 mm)
• Housing bore size: 2.205 inches (56.000 mm)
• Sealing material: Fluoro-elastomer for enhanced chemical and temperature resistance
• Part number: 224026, Series 220000

Technical Details and Material Specifications

This National manual transmission output shaft seal (part number 224026) is constructed from fluoro-elastomer, a material known for its excellent resistance to heat, oil, and other automotive fluids. The seal’s precise dimensions—1.575 inch inside diameter and 2.215 inch outside diameter—ensure a secure fit on shafts and housings commonly found in vehicles such as the Honda Accord, Toyota Camry, Nissan Sentra, and Acura RSX. The 0.276 inch thickness provides a robust sealing surface to prevent transmission fluid leaks and contamination.

Compatible Vehicles and Applications

This output shaft seal is compatible with manual transmissions in a variety of makes and models, including but not limited to:

• Acura Integra, RSX, TL, and CSX
• Honda Accord, Civic, CR-V, Prelude, and Element
• INFINITI G20
• Jaguar X-Type
• Lexus ES250, ES300, and NX
• Mazda MPV
• Nissan 200SX, Pulsar, Sentra
• Toyota Camry, Celica, MR2, RAV4, Solara

Common Issues Addressed by the National 224026 Seal

• Prevents manual transmission fluid leaks from the output shaft area
• Reduces risk of contamination entering the transmission system
• Maintains proper lubrication and pressure within the transmission
• Helps avoid premature wear of transmission components
• Ensures smooth operation and longevity of manual transmission systems

Installation Notes and Tips

When installing the National 224026 output shaft 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’s orientation matches the transmission manufacturer’s specifications. Lubricate the seal lip lightly with transmission fluid before installation to reduce initial wear.

Quality Assurance and Warranty

National transmission seals are manufactured to meet OEM standards for fit, form, and function. The fluoro-elastomer material provides durability under high temperature and chemical exposure typical in automotive transmissions. While specific warranty details may vary, National products generally come with a limited warranty against defects in material and workmanship to ensure reliable performance.