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National 224870 Wheel Seal - Front
Wheel Seal for Front Axle Service
National 224870 is a metric wheel seal built for front axle sealing applications on select Lexus and Toyota vehicles. It uses nitrile material and a Redicoat finish to support a reliable seal at the hub, helping maintain proper lubrication control in demanding driveline service.
Compatible With 2001-2005 Lexus IS300, front and 1989-1992 Toyota Cressida, front. This National 224870 seal is sized for a 48.000 mm shaft and a 73.100 mm outside diameter, with a 7.000 mm width for metric housing applications.
Key Features
- National wheel seal, part number 224870
- Metric oil seal design for front axle use
- Nitrile sealing material for dependable fluid control
- Redicoat finish for improved sealing surface protection
- Inside diameter: 1.890 in. / 48.000 mm
- Outside diameter: 2.878 in. / 73.100 mm
- Housing bore: 2.874 in. / 73.000 mm
- Width: 0.276 in. / 7.000 mm
Detailed Description
National 224870 is a Type 47 wheel seal in the 220000 series, engineered for metric fitment where precise shaft and housing dimensions matter. The seal’s nitrile construction supports consistent sealing performance, while the Redicoat coating helps the seal seat properly during installation and service. This part cross-references SKF 18979 for the same application.
Use National 224870 when servicing front wheel seal applications on 2001-2005 Lexus IS300 and 1989-1992 Toyota Cressida. The dimensional specs make it a direct-reference choice for technicians replacing a worn or leaking hub seal in these front axle applications.
What It Helps Fix
- Oil seepage at the wheel hub
- Contamination entering the bearing area
- Loss of lubricant around the axle seal surface
- Noise caused by a deteriorated front wheel seal
- Seal wear from age, heat, and road exposure
Installation Notes and Tips
Verify shaft, housing bore, and width measurements before installation. Clean the sealing surface thoroughly and inspect the hub, spindle, and bearing area for wear or scoring before fitting the new seal. Confirm front position application for the vehicle listed, including Lexus IS300 and Toyota Cressida fitment, to ensure correct placement.
Quality Assurance
National has supplied sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle service needs. Part number 224870 reflects that long-running focus on dimensional accuracy and sealing performance in driveline and axle applications.
| Brand | National |
|---|---|
| Part Number | 224870 |
| Housing Bore (Inch) | 2.874 |
| Housing Bore (MM) | 73.000 |
| Inside Diameter | 1.890 |
| Inside Diameter | 48.000 |
| Material | Nitrile |
| Outside Diameter | 2.878 |
| Outside Diameter | 73.100 |
| Outside Diameter (Inch) | 2.878 |
| Outside Diameter (mm) | 73.100 |
| Part Description | Oil Seal |
| Redicoat | Yes |
| Series | 220000 |
| Shaft (Inch) | 1.890 |
| Shaft (MM) | 48.000 |
| Type | 47 |
| Unit of Dimension | Metric |
| Width (Inch) | 0.276 |
| Width (mm) | 7.000 |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2005 | Lexus | IS300 | Front | |
| 2004 | Lexus | IS300 | Front | |
| 2003 | Lexus | IS300 | Front | |
| 2002 | Lexus | IS300 | Front | |
| 2001 | Lexus | IS300 | Front | |
| 1992 | Toyota | Cressida | Front | |
| 1991 | Toyota | Cressida | Front | |
| 1990 | Toyota | Cressida | Front | |
| 1989 | Toyota | Cressida | Front |
* 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.