6311 NSK 6300 Series Single Row Deep Groove Ball Bearing Open Type 55mm Bore Normal Radial Clearance Medium Series High Precision Workhorse Bearing for Motors and Machinery

6311 NSK Deep Groove Ball Bearing, 55mm Bore, 1 pc
✔️ 55mm bore, open type, normal radial clearance, medium series

The 6311 NSK deep groove ball bearing is a single-row open bearing designed for general purpose use in motors, gearboxes, pumps, and machinery. With a 55mm bore, it's compatible with common shaft sizes and is commonly used where reliable radial support and easy lubrication are needed. The medium series and normal radial clearance make it a solid workhorse bearing for everyday equipment.

✅ Bore size: 55 mm
✅ Type: Open deep groove ball bearing
✅ Series: Medium
✅ Radial clearance: Normal
✅ Configuration: Single-row, open

💡 What is a deep groove ball bearing used for in motors and machinery?

This handy bearing type supports radial loads and keeps shafts spinning smoothly in a wide range of equipment.

- Radial load support for rotating shafts - Handles axial loads in both directions - Open design aids lubrication and inspection - Common in motors, gearboxes, conveyors, and pumps