Sealed Ball Bearing 55mm X 100mm X 21mm, Chrome Steel, Rubber Seals For Dust Protection, Self Lubricated And Pre Greased, 6211LU Compatible Bearing For Machinery And Automotive Use Today

Sealed Ball Bearing 55x100x21 mm, single bearing
✔️ Sealed ball bearing, chrome steel, rubber seals, 55x100x21 mm

This sealed ball bearing is a compact, grease-lubricated unit designed for smooth rotary motion in machinery such as gearboxes, conveyors, robotics, and DIY projects. The rubber seals keep dust and grit out to extend service life.

✅ Inner diameter: 55 mm
✅ Outer diameter: 100 mm
✅ Width: 21 mm
✅ Material: Chrome steel
✅ Seal type: Rubber seals
✅ Lubrication: Pre-greased and ready to install
✅ Dynamic load rating Cr: 43,500 N
✅ Static load rating Cor: 29,300 N
✅ Maximum speed: 4,300 RPM
✅ Quantity: 1 bearing

💡 What is a sealed ball bearing used for in general industrial machinery and DIY projects?

In everyday setups, sealed bearings provide smooth rotation and long life. - Handy for compact motors and gear systems - Great for conveyors and automation rails - Ideal for projects needing dust protection - Pre-greased for quick install