High Load 2H3517 Inner Bearing for Cat Machinery Support
✔️ 65mm cylindrical roller, single bearing unit, VXB grade

This replacement inner bearing fits heavy duty Caterpillar machinery frames and axles to cut down on metal wear. You get one single bearing that handles serious torque without fuss. It works great on construction gear and mining rigs running steady loads.

✅ Matches OEM 2H-3517 housing diameter
✅ Handles high radial loads up to full capacity
✅ Smooth needle design cuts friction heat fast
✅ Direct swap for worn Cat equipment hubs

💡 Why do cylindrical roller designs outperform ball types in high shock environments?
Heavy rotating assemblies need even surface contact to survive sudden impact forces.
- Flattened raceways spread point loads across wider surfaces to prevent early brineling
- Stiffer steel composition resists deformation when payloads shift suddenly
- Upgrading these hubs proves handy when gravel pits chew through cheaper substitutes
- Maintaining tight clearances keeps lubricant locked inside during wet washdown cycles

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2H-3517: 65MM INNER DIAMETER INNER BEARING VXB Bearing