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National 8430S Wheel Seal - Front Inner
National 8430S Wheel Seal Overview
The National 8430S wheel seal is engineered to provide reliable sealing performance for driveline and axle applications. Designed with precision to fit specific Dodge, Jeep, and Mitsubishi models, this oil seal helps maintain optimal lubrication and prevent contamination.
- Inside diameter: 2.125 inches (53.980 mm)
- Outside diameter: 3.005 inches (76.330 mm)
- Housing bore diameter: 3.000 inches (76.200 mm)
- Width: 0.312 inches (7.920 mm)
- Material: durable nitrile for resistance to oil and wear
- Part type: wheel seal, series 8000, type 49
Detailed Product Description
The National 8430S wheel seal is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and high temperatures. This oil seal features an inside diameter of 2.125 inches and an outside diameter of 3.005 inches, making it compatible with shafts and housings that match these dimensions. The 0.312-inch width ensures a secure fit within the axle assembly, preventing leaks and contamination. This seal is part of National's 8000 series, designed specifically for driveline and axle sealing applications requiring durability and precision.
Compatible Vehicles and Applications
This wheel seal is compatible with select Dodge, Jeep, and Mitsubishi vehicles, including Jeep CJ5 and CJ7 models, Dodge Wagoneer, and Mitsubishi Colt and Mirage. It is designed to maintain axle integrity by sealing the wheel hub and preventing oil leakage, which is critical for the proper function of these vehicles' driveline systems.
Common Issues Addressed by National 8430S Wheel Seal
- Prevents oil leaks from axle assemblies
- Protects against dirt and debris contamination
- Reduces premature wear of axle components
- Maintains proper lubrication within the wheel hub
- Helps avoid costly driveline repairs due to seal failure
Installation Notes and Tips
- Ensure shaft and housing surfaces are clean and free of debris before installation
- Use proper tools to avoid damaging the seal during installation
- Verify dimensions of shaft and housing bore to confirm compatibility
- Apply a light coat of lubricant on the seal lip to ease installation
- Inspect the seal after installation for proper seating and alignment
Quality Assurance and Warranty
National wheel seals are manufactured to meet industry standards for durability and performance. The 8430S part undergoes rigorous quality control to ensure consistent sealing capability. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.
| Brand | National |
|---|---|
| Part Number | 8430S |
| Housing Bore (Inch) | 3.000 |
| Housing Bore (MM) | 76.200 |
| Inside Diameter | 2.125 |
| Inside Diameter | 53.980 |
| Material | Nitrile |
| Outside Diameter | 3.005 |
| Outside Diameter | 76.330 |
| Outside Diameter (Inch) | 3.005 |
| Outside Diameter (mm) | 76.330 |
| Part Description | Oil Seal |
| Series | 8000 |
| Shaft (Inch) | 2.125 |
| Shaft (MM) | 53.980 |
| Type | 49 |
| Unit of Dimension | Inch |
| Width (Inch) | 0.312 |
| Width (mm) | 7.920 |
This part fits 37 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1999 | Mitsubishi | Mirage | Front Inner | |
| 1998 | Mitsubishi | Mirage | Front Inner | |
| 1997 | Mitsubishi | Mirage | Front Inner | |
| 1996 | Mitsubishi | Mirage | Front Inner | |
| 1995 | Dodge | Colt | Front Inner | |
| 1995 | Mitsubishi | Mirage | Front Inner | |
| 1994 | Dodge | Colt | Front Inner | |
| 1994 | Mitsubishi | Mirage | Front Inner | |
| 1993 | Dodge | Colt | Front Inner | |
| 1993 | Mitsubishi | Mirage | Front Inner | |
| 1976 | Jeep | CJ5 | Front Inner | |
| 1976 | Jeep | CJ7 | Front Inner | |
| 1975 | Jeep | CJ5 | Front Inner | |
| 1974 | Jeep | CJ5 | Front Inner | |
| 1973 | Jeep | CJ5 | Front Inner | |
| 1973 | Jeep | Wagoneer | Front Inner | |
| 1972 | Jeep | CJ5 | Front Inner | |
| 1972 | Jeep | Wagoneer | Front Inner | |
| 1971 | Jeep | CJ5 | Front Inner | |
| 1971 | Jeep | Wagoneer | Front Inner | |
| 1970 | Jeep | CJ5 | Front Inner | |
| 1970 | Jeep | Wagoneer | Front Inner | |
| 1969 | Jeep | CJ5 | Front Inner | |
| 1969 | Jeep | Wagoneer | Front Inner | |
| 1968 | Jeep | CJ5 | Front Inner | |
| 1968 | Jeep | Wagoneer | Front Inner | |
| 1967 | Jeep | CJ5 | Front Inner | |
| 1967 | Jeep | Wagoneer | Front Inner | |
| 1966 | Jeep | CJ5 | Front Inner | |
| 1966 | Jeep | Wagoneer | Front Inner | |
| 1965 | Jeep | CJ5 | Front Inner | |
| 1965 | Jeep | Wagoneer | Front Inner | |
| 1964 | Jeep | CJ5 | Front Inner | |
| 1964 | Jeep | Wagoneer | Front Inner | |
| 1963 | Jeep | CJ5 | Front Inner | |
| 1963 | Jeep | Wagoneer | Front Inner | |
| 1962 | Jeep | CJ5 | Front Inner | 2nd Design; with 0.312 (in) Width; 3.005 (in) Outside Diameter |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.