V-Wheels for V-Rail Linear Guides
Ways to Order
V-wheels are precision cam roller bearings with a v-shaped running surface designed to travel along matching linear rails (v-rails), 90-degree tracks, or compatible round shaft surfaces. Such v-roller linear guide systems are one major guide style alongside round shaft guides, other cam roller guides, ball bearing guides, and gliding linear slides. PBC Linear V-Wheels for the V-Guide® series of linear guides use a dual-row angular contact bearing design for strong load handling, smooth travel, and reliable performance in guided motion assemblies. Available in 20mm, 30mm, 45mm, and 60mm outside diameters, they are offered in several material and sealing variants: standard VW wheels use 52100 bearing steel with shielded protection for applications with minimal contamination; VWS wheels add permanent sealing and lubrication for lower-maintenance operation and improved protection from dust and moisture; VWSS wheels use 440 stainless steel for corrosion resistance; and VWSSXD wheels add double-sealed stainless steel construction for harsher environments requiring additional contaminant protection. Compatible concentric and eccentric 303 stainless steel bushings allow fixed positioning or fine preload adjustment during installation.
- Radial load capacities up to 9,991 N or 2,246 lb
- Axial load capacities up to 2,313 N or 520 lb
- Operating temperature range: -20°C to 80°C or -4°F to 176°F
- Maximum rotational speed: 16,000 rpm
- Linear speed rating: Up to 13.23 m/s
- Precision V-wheel roller bearings for V-guide linear rail systems
- V-shaped running surface travels on matching V-guide rails, 90-degree tracks, or compatible round shaft surfaces
- Dual-row angular contact bearing design supports radial and axial loading
- Available in four industry-standard outside diameters: 20mm, 30mm, 45mm, and 60mm
- VW variants use 52100 bearing steel with shielded protection for minimal-contamination environments
- VWS variants use 52100 bearing steel with sealed, permanently lubricated construction
- VWSS variants use 440 stainless steel for corrosion resistance
- VWSSXD variants use double-sealed 440 stainless steel construction for added contaminant protection
- Shielded bearings help protect against light contamination
- Sealed bearings provide added protection from dust and moisture
- Sealed variants include standard nitrile rubber seals to retain heat and block contaminants
- Compatible with concentric bushings for fixed positioning in the primary radial load direction
- Compatible with eccentric bushings for preload adjustment and fit tuning
- 303 stainless steel bushings available with inch or metric hardware
- Suited for automation, robotics, conveyors, industrial machinery, medical devices
| Wheel Size | Diameter (mm / in.) | Weight (g / oz) | Radial Load (N / lb) | Axial Load (N / lb) | Material | Feature |
|---|---|---|---|---|---|---|
| VW1 | 20 / 3/4 | 12 / 0.42 | 1,260 / 283 | 297 / 67 | 52100 Bearing Steel | Shielded |
| VWS1 | 20 / 3/4 | 12 / 0.42 | 1,260 / 283 | 297 / 67 | 52100 Bearing Steel | Sealed |
| VWSS1 | 20 / 3/4 | 12 / 0.42 | 1,260 / 283 | 297 / 67 | 440 Stainless Steel | Sealed |
| VWSSXD1 | 20 / 3/4 | 12 / 0.42 | 1,260 / 283 | 297 / 67 | 440 Stainless Steel | Double Sealed |
| VW2 | 30 / 1 1/4 | 40 / 1.41 | 2,730 / 614 | 632 / 142 | 52100 Bearing Steel | Shielded |
| VWS2 | 30 / 1 1/4 | 40 / 1.41 | 2,730 / 614 | 632 / 142 | 52100 Bearing Steel | Sealed |
| VWSS2 | 30 / 1 1/4 | 40 / 1.41 | 2,730 / 614 | 632 / 142 | 440 Stainless Steel | Sealed |
| VWSSXD2 | 30 / 1 1/4 | 40 / 1.41 | 2,730 / 614 | 632 / 142 | 440 Stainless Steel | Double Sealed |
| VW3 | 45 / 1 3/4 | 136 / 4.79 | 6,166 / 1,386 | 1,448 / 326 | 52100 Bearing Steel | Shielded |
| VWS3 | 45 / 1 3/4 | 136 / 4.79 | 6,166 / 1,386 | 1,448 / 326 | 52100 Bearing Steel | Sealed |
| VWSS3 | 45 / 1 3/4 | 136 / 4.79 | 6,166 / 1,386 | 1,448 / 326 | 440 Stainless Steel | Sealed |
| VWSSXD3 | 45 / 1 3/4 | 136 / 4.79 | 6,166 / 1,386 | 1,448 / 326 | 440 Stainless Steel | Double Sealed |
| VW4 | 60 / 2 1/4 | 285 / 10 | 9,991 / 2,246 | 2,313 / 520 | 52100 Bearing Steel | Shielded |
| VWS4 | 60 / 2 1/4 | 285 / 10 | 9,991 / 2,246 | 2,313 / 520 | 52100 Bearing Steel | Sealed |
| VWSS4 | 60 / 2 1/4 | 285 / 10 | 9,991 / 2,246 | 2,313 / 520 | 440 Stainless Steel | Sealed |
| VWSSXD4 | 60 / 2 1/4 | 285 / 10 | 9,991 / 2,246 | 2,313 / 520 | 440 Stainless Steel | Double Sealed |
Performance and Operational Range
- Maximum rotational speed: 16,000 rpm
- Speed rating: Up to 13.23 m/s
- Operating temperature range: -20°C to 80°C (-4°F to 176°F)
Materials and Sealing Options
V-Guide Wheels are available in multiple material and sealing configurations to accommodate different operating environments:
- Materials: 52100 bearing steel or 440 stainless steel for corrosion resistance
-
Sealing Options:
- Shielded Bearings: Protect from minimal contamination
- Sealed Bearings: Provide additional protection from dust and moisture
- Stainless Sealed Bearings: Ideal for corrosive environments
Design Features
- Dual-row angular contact bearings for enhanced load handling
- Concentric and eccentric bushing options for easy installation and preload adjustments
- Permanently sealed and lubricated bearings for low maintenance
- Compatible with both internal and external 90-degree rails or round shafts
Bushings for V-Guide Roller Bearings
V-Guide Wheels are installed using specialized bushings, which provide stability and allow precise fit adjustments:
- Concentric Bushings: Provide a fixed fit in the primary radial load direction
- Eccentric Bushings: Allow for fine-tuning preload and fit for optimal performance
The bushings are made from 303 stainless steel and available with inch or metric hardware for flexible integration into various system designs.
Applications of V-Guide Roller Bearings
V-Guide Wheels are well-suited for a wide range of industries and applications requiring precise linear motion:
- Automation and robotics systems
- Industrial machinery and manufacturing processes
- Conveyors and automated storage systems
- Medical and laboratory equipment
Conclusion
The V-Wheel roller bearings in PBC Linear V-Guides deliver exceptional performance, precision, and durability for linear motion systems. Available in 4 industry standard sizes, made of various types of steel, and with several sealing options, their dual-row construction and compatibility with eccentric and standard bushings ensure efficient, low-maintenance operation.
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