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National 710640 Wheel Seal - Front Inner
National 710640 Wheel Seal for Ford E-150
National 710640 is a front inner wheel seal built for specific Ford E-150 applications. It combines a polyacrylate sealing material with OE-style dimensions to help maintain a proper seal at the wheel end.
For buyers searching for a Ford E-150 front inner wheel seal, National 710640 matches the listed shaft and housing measurements and is backed by National’s long history in sealing systems. This part also cross-references Baldwin 20016 for the same application.
Key Features
- Part number: 710640
- Wheel seal / oil seal design for driveline and axle sealing applications
- Polyacrylate material for sealing performance
- Inside diameter: 2.000 in. / 50.800 mm
- Outside diameter: 2.631 in. / 66.820 mm
- Flanged outside diameter: 3.091 in. / 78.500 mm
- Housing bore: 2.623 in. / 66.620 mm
- Overall width with side lip: 0.535 in. / 13.600 mm
- Width: 0.264 in. / 6.700 mm
- Series: 710600
Detailed Description
National 710640 is an oil seal engineered for the front inner position on select Ford E-150 and Ford E-150 Club Wagon models. The listed dimensions help ensure the seal seats correctly in the housing bore while maintaining contact at the shaft interface. If you are replacing a Ford E-150 front inner wheel seal, this part number provides a direct reference for the specified application.
National has supplied sealing solutions for more than 75 years, and this seal reflects that focus on dimensional accuracy and material selection. The part number 710640 is also useful when cross-checking service references during axle or wheel-end repair work.
What It Helps Address
- Gear oil leakage at the wheel end
- Contamination entering the hub or axle seal area
- Seal wear from age, heat, or mileage
- Loss of sealing integrity at the front inner position
- Service replacement needs on Ford E-150 front axle components
Installation Notes and Tips
Verify shaft, housing bore, and width measurements before installation. Clean the sealing surface and inspect the hub or axle area for scoring, corrosion, or debris that could affect seal life. Confirm the vehicle application by year, model, and front inner position before ordering National 710640.
Compatible With: 2004 Ford E-150, front inner; 2005-2006 Ford E-150, front inner; 2005 Ford E-150 Club Wagon, front inner.
Quality Assurance
National is recognized for premium sealing solutions and ongoing product development for modern vehicle service needs. National 710640 is built to the listed dimensional specifications for the confirmed Ford E-150 applications.
| Brand | National |
|---|---|
| Part Number | 710640 |
| Flanged Outside Diameter (Inch) | 3.091 |
| Flanged Outside Diameter (MM) | 78.500 |
| Housing Bore (Inch) | 2.623 |
| Housing Bore (MM) | 66.620 |
| Inside Diameter | 2.000 |
| Inside Diameter | 50.800 |
| Material | Polyacrylate |
| Outside Diameter | 2.631 |
| Outside Diameter | 66.820 |
| Outside Diameter (Inch) | 2.631 |
| Outside Diameter (mm) | 66.820 |
| Overall Width with Side Lip (MM) | 13.600 |
| Overall Width with Side Lip (Inch) | 0.535 |
| Part Description | Oil Seal |
| Series | 710600 |
| Shaft (Inch) | 2.000 |
| Shaft (MM) | 50.800 |
| Type | 62 |
| Unit of Dimension | Inch |
| Width (Inch) | 0.264 |
| Width (mm) | 6.700 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Ford | E-150 | Front Inner | |
| 2005 | Ford | E-150 | Front Inner | |
| 2005 | Ford | E-150 Club Wagon | Front Inner | |
| 2004 | Ford | E-150 | Front Inner | From 08/03/2004 |
* 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.