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National HD205 Wheel Bearing and Race Set - Front Outer or Rear Outer
| Brand | National HD205 |
|---|---|
| Position | Front Outer and Rear Outer |
| Cone Bore (Inch) | 1.7500 |
| Cone Bore (MM) | 44.4500 |
| Cone Length (Inch) | 1.1930 |
| Cone Length (MM) | 30.3020 |
| Cone Radius (Inch) | 0.1400 |
| Cone Radius (MM) | 3.5560 |
| Cup Bore (Inch) | 3.6718 |
| Cup Bore (MM) | 93.2640 |
| Cup Length (Inch) | 0.9375 |
| Cup Length (MM) | 23.8130 |
| Cup Radius (Inch) | 0.1250 |
| Cup Radius (MM) | 3.1750 |
| Part Description | Taper bearing set |
| Standout (Inch) | 0.2500 |
| Standout (MM) | 6.3500 |
| Taper Bearing Cone | 3782 |
| Taper Bearing Cup | 3720 |
| Width (Inch) | 1.1875 |
| Width (mm) | 30.1630 |
| Fits | — |
Taper bearing set. Crowned raceways and rollers promote even load distribution.
Premium-grade steel. Built for durable bearing performance in demanding driveline use.
Wheel bearing and race set for a straightforward replacement.
Cross-references Champion Spark Plug 3720, SKF SET406 and 3782/3720 for the same application. See all 7.
National HD205 Wheel Bearing and Race Set
National HD205 is a taper bearing set built for driveline and axle service where precise load handling matters. It uses premium-grade steel with crowned raceways and rollers to promote even load distribution across the bearing surfaces.
For technicians and DIY repairs on wheel bearing service, this National wheel bearing and race set is a direct-fit style component for applications that use bearing cone 3782 and cup 3720. It is a practical choice when servicing wheel ends on vehicles such as Honda Civic and Toyota Corolla applications that call for this bearing specification.
Key Features
- Part number: HD205
- Taper bearing set with cone 3782 and cup 3720
- Premium-grade steel construction
- Crowned raceways and rollers for even load distribution
- Cone bore: 1.7500 in. / 44.4500 mm
- Cup bore: 3.6718 in. / 93.2640 mm
- Width: 1.1875 in. / 30.1630 mm
- Standout: 0.2500 in. / 6.3500 mm
Detailed Description
National HD205 is a wheel bearing and race set engineered as a taper bearing assembly for wheel-end service. The cone and cup dimensions are listed for accurate matching during replacement, and the crowned roller profile helps distribute load more evenly across the bearing contact area. This makes HD205 a strong specification match when replacing worn taper bearings in driveline and axle applications. This part cross-references SKF SET406 for the same application.
Common Service Issues
- Wheel bearing noise such as growling or rumbling
- Excessive wheel play from worn bearing surfaces
- Heat buildup caused by deteriorated rollers or raceways
- Rough wheel rotation during inspection
- Service replacement for bearing cone and cup wear
Installation Notes and Tips
Verify cone 3782 and cup 3720 dimensions before installation, and inspect the spindle, hub, and race seats for scoring or pitting. Clean all mating surfaces thoroughly and pack the bearing according to the vehicle service procedure. Confirm end play and preload after assembly to ensure proper wheel-end operation.
Quality Assurance
National manufactures this taper bearing set with premium-grade steel and crowned raceways and rollers to support consistent load distribution in wheel bearing service.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
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