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National 710248 Differential Pinion Seal - Rear Outer
| Brand | National 710248 |
|---|---|
| Position | Rear Outer |
| Inside Diameter | 1.772 |
| Inside Diameter | 45.000 |
| Thickness | 0.433 |
| Thickness | 11.000 |
| Outside Diameter | 3.075 |
| Outside Diameter | 78.100 |
| Helix Type | Clockwise-spiral lip design |
| Housing Bore (Inch) | 3.071 |
| Housing Bore (MM) | 78.000 |
| Material | Polyacrylate |
| Outside Diameter (Inch) | 3.075 |
| Outside Diameter (mm) | 78.100 |
| Overall Width with Side Lip (MM) | 19.000 |
| Overall Width with Side Lip (Inch) | 0.748 |
| Part Description | Oil seal |
| Series | 710200 |
| Shaft (Inch) | 1.772 |
| Shaft (MM) | 45.000 |
| Type | 66 |
| Unit of Dimension | Metric |
| Width (Inch) | 0.433 |
| Width (mm) | 11.000 |
| Fits | Acura and Isuzu · 29 vehicles |
Polyacrylate construction. Provides durable sealing material for driveline service.
Clockwise-spiral lip. Helps maintain controlled sealing action under rotation.
Metric dimensions. Sized for accurate housing and shaft matching.
Cross-references National 710248, Quality-Built 17808 and 8-94408-084-0 for the same application. See all 11.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Overview
National 710248 is a differential pinion seal built for rear outer applications that require a metric oil seal with a clockwise-spiral lip design. It uses polyacrylate construction and precise dimensions to match the housing and shaft requirements listed for the application.
Compatible with Isuzu, Acura, and related axle configurations, this seal is specified for vehicles such as the Isuzu Trooper, Isuzu VehiCROSS, Acura SLX, and Isuzu Amigo. The National 710248 part number is used for this sealing application across the listed fitments.
Key Features
- Polyacrylate seal material for demanding driveline sealing service.
- Clockwise-spiral lip design for controlled sealing action.
- Metric dimensions for accurate housing and shaft matching.
- Specified as a differential pinion oil seal.
- Fits rear outer applications with the listed axle configuration.
Detailed Description
National 710248 is engineered as a differential pinion seal for rear outer use on the listed Isuzu and Acura applications. The seal measures 1.772 inches on the shaft side, 3.075 inches outside diameter, and 0.433 inches in width, with a housing bore of 3.071 inches. Its polyacrylate construction and clockwise-spiral lip profile support consistent sealing performance in driveline service. The National 710248 part number should be matched to the exact axle and ring gear notes shown in the fitment data.
This part cross-references Quality-Built 17808 for the same application.
What It Is Used For
- Replacing a leaking differential pinion seal.
- Addressing gear oil seepage at the pinion area.
- Restoring sealing at the rear outer axle location.
- Correcting contamination caused by worn seal lips.
- Maintaining proper lubricant retention in the differential.
Installation Notes and Tips
Verify the axle notes, ring gear size, and rear outer position before installation. Match the seal dimensions to the housing bore and shaft specifications listed for the application. Clean the sealing surface thoroughly and inspect the mating components for wear or scoring before installing the new seal.
Quality Assurance
National has supplied premium sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2002 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 2001 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 2001 | Isuzu | VehiCROSS | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 2000 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 2000 | Isuzu | VehiCROSS | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1999 | Acura | SLX | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1999 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1999 | Isuzu | VehiCROSS | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1998 | Acura | SLX | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1998 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1997 | Acura | SLX | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1997 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1996 | Acura | SLX | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1996 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1995 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1994 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1994 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1993 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1993 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1992 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1992 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1991 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1991 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1990 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1990 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1989 | Isuzu | Amigo | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1989 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1988 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
| 1987 | Isuzu | Trooper | Rear Outer | 12 Bolt; with 8.75 (in) Ring Gear; with Isuzu Axle |
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