Product Overview
The RBC 6311 2RS is a heavy-duty deep groove ball bearing designed for high-load, high-speed performance. Built from premium chrome steel (GCr15) and sealed on both sides with durable rubber seals (2RS), it offers exceptional resistance against dust, dirt, and moisture. Factory-lubricated for smooth, maintenance-free operation, this bearing ensures long service life and stable performance in even the most demanding industrial or automotive environments.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | RBC |
| Model | 6311 2RS |
| Type | Deep Groove Ball Bearing |
| Inner Diameter (ID) | 55 mm |
| Outer Diameter (OD) | 120 mm |
| Width | 29 mm |
| Material | High-Carbon Chrome Steel (GCr15) |
| Seal Type | Double Rubber Seal (2RS) |
| Lubrication | Pre-lubricated with high-temp grease |
| Precision Level | C3 – Low noise, high-speed grade |
| Load Rating | Handles both radial & axial loads efficiently |
Key Features
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Sealed for Protection: Dual rubber seals keep out contaminants and lock in lubrication.
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Built for Power: Large bearing design ensures high load capacity and smooth motion.
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Quiet & Efficient: Precision-ground raceways reduce vibration and operational noise.
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Long-Term Reliability: Corrosion-resistant and heat-treated for durability.
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Zero Maintenance: Ready-to-install design with factory lubrication.
Applications
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Heavy-duty industrial machinery
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Electric motors and generators
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Agricultural & construction equipment
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Gearboxes, pumps, and compressors
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Automotive hubs and transmission systems
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