Deep Groove Ball Bearing 6311-2RS1, Single Row Radial Bearing, Sealed 2RS1, 55 Mm Inner Diameter, 120 Mm Outer Diameter, 29 Mm Width, High Precision Industrial Bearing, Widely Used in Machinery and Automotive Applications

Single bearing: Deep Groove 55x120x29, 6311-2RS1, sealed
✔️ ID 55 mm (2.165"), OD 120 mm (4.724"), Width 29 mm (1.142")

Deep groove ball bearings like 6311-2RS1 are a single-row radial bearing designed to handle radial loads and modest axial loads. This sealed bearing is a common choice in motors, conveyor rollers, and machinery where smooth rotation and low maintenance matter.

✅ Inner diameter (ID): 55 mm
✅ Outer diameter (OD): 120 mm
✅ Width: 29 mm
✅ Type: Deep groove ball bearing, single row
✅ Seals: 2RS1 (dual rubber seals)

💡 What is a deep groove ball bearing used for in mechanical systems?

This handy bearing supports radial loads and lets shafts spin with low friction, ideal across many machines.

• High-speed motor and gear applications
• Conveyor rollers and fans requiring reliable radial support
• Industrial equipment needing predictable, long-lasting performance