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National 710044 Axle Spindle Seal - Front Inner
National 710044 Axle Spindle Seal Overview
The National 710044 axle spindle seal is engineered to provide reliable sealing performance for heavy-duty vehicles. Designed specifically for select Chevrolet, Dodge, Ford, and GMC models, this oil seal helps maintain axle integrity by preventing lubricant leaks and contamination.
- Housing bore diameter: 1.875 inches (47.63 mm)
- Outside diameter: 1.880 inches (47.75 mm)
- Shaft diameter: 1.500 inches (38.10 mm)
- Seal width: 0.188 inches (4.78 mm)
- Material: durable nitrile for resistance to oil and wear
- Series: 710000
- Type: 34 axle spindle seal
Technical Details and Specifications
The National 710044 axle spindle seal is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and greases. The seal’s precise dimensions, including a housing bore of 1.875 inches and an outside diameter of 1.880 inches, ensure a secure fit in axle housings. With a shaft diameter of 1.500 inches and a width of 0.188 inches, this seal is designed to maintain a tight barrier against contaminants while retaining lubricants within the axle assembly.
Compatible Vehicles and Applications
This axle spindle seal is compatible with a range of heavy-duty trucks, including Chevrolet F-250 and F-350, Dodge K30 and K3500, Ford V30 and V3500, and GMC W250 and W350 models. The part number 710044 is specifically designed to meet the sealing requirements of these vehicles’ driveline and axle systems.
Common Issues Addressed by the National 710044 Seal
- Prevents oil leaks from axle spindle assemblies
- Protects axle bearings from dirt and moisture contamination
- Reduces risk of premature bearing wear and failure
- Maintains proper lubrication within axle housing
- Helps avoid costly driveline repairs due to seal failure
Installation Notes and Tips
When installing the National 710044 axle spindle seal, ensure the axle spindle and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without distortion. Lubricate the seal lip with clean axle oil before installation to reduce initial wear. Verify the seal is fully seated and aligned to prevent leaks.
Quality Assurance and Warranty
National axle spindle seals are manufactured to meet industry standards for durability and performance. The 710044 seal undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National products typically come with a limited warranty against defects in material and workmanship.
| Brand | National |
| Part Number | 710044 |
| Housing Bore (Inch) | 1.875 |
| Housing Bore (MM) | 47.630 |
| Material | Nitrile |
| Outside Diameter (Inch) | 1.880 |
| Outside Diameter (mm) | 47.750 |
| Part Description | Oil Seal |
| Series | 710000 |
| Shaft (Inch) | 1.500 |
| Shaft (MM) | 38.100 |
| Type | 34 |
| Unit of Dimension | Inch |
| Width (Inch) | 0.188 |
| Width (mm) | 4.780 |
This part fits 74 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 1993 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1993 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1992 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1992 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1992 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1991 | Chevrolet | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1991 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1991 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1991 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1991 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1991 | GMC | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1990 | Chevrolet | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1990 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1990 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1990 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1990 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1990 | GMC | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1989 | Chevrolet | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1989 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1989 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1989 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1989 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1989 | GMC | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1988 | Chevrolet | V30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1988 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1988 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1988 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1988 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1988 | GMC | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1987 | Chevrolet | V30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1987 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1987 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1987 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1987 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1987 | GMC | V3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1986 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1986 | Dodge | W250 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1986 | Dodge | W350 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1986 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1986 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1986 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1985 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1985 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1985 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1985 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-7F Axle(s); with 9.75 (in) Ring Gear |
| 1985 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1984 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1984 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1984 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1984 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1983 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1983 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1983 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1983 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1982 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1982 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1982 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1982 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1981 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1981 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1981 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1981 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1980 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1980 | Ford | F-250 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1980 | Ford | F-350 | 4WD | Front Inner | with Spicer 50.5 Axle(s); with 9 (in) Ring Gear; Independent Front Suspension |
| 1980 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1979 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1979 | Ford | F-250 | 4WD | Front Inner | with Spicer 60-3F Axle(s); with 9.75 (in) Ring Gear |
| 1979 | Ford | F-350 | 4WD | Front Inner | with Spicer 60-3F Axle(s); with 9.75 (in) Ring Gear |
| 1979 | GMC | K3500 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1978 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear | |
| 1978 | Ford | F-250 | 4WD | Front Inner | with Spicer 60-3F Axle(s); with 9.75 (in) Ring Gear |
| 1978 | Ford | F-350 | Front Inner | with Spicer 60-3F Axle(s); with 9.75 (in) Ring Gear | |
| 1977 | Chevrolet | K30 | Front Inner | with Spicer 60-F Axle(s); with 9.75 (in) Ring Gear |
* 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.