Deep Groove Ball Bearing Single Row Radial Bearing 55mm Inner Diameter 120mm Outer Diameter 29mm Width 55x120x29 6311DDU High Precision Durable Bearing For Industrial Machinery And Automotive Applications

Single bearing: 6311DDU deep groove bearing 55x120x29 mm
✔️ 55mm ID x 120mm OD x 29mm width, deep groove, single bearing

This deep groove ball bearing is a single-row radial bearing used in rotating assemblies such as motors, gearboxes, conveyors, and hobby machines to support radial loads with smooth, low-friction rotation.

✅ Inner diameter: 55 mm
✅ Outer diameter: 120 mm
✅ Width: 29 mm
✅ Dynamic load rating: 74.1 kN
✅ Static load rating: 45 kN
✅ Type: Deep groove ball bearing, shielded
✅ Size: 55x120x29 mm (2.165" x 4.724" x 1.142")

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

Designed to support radial loads in rotating equipment with low friction and long life. - radial load support in compact spaces - suitable for conveyors, motors, and gearboxes - shielded design helps keep out dust and moisture