Chrome Steel 6911ZZ Shielded Deep Groove Ball Bearing Bore 55mm Outer Diameter 80mm Width 13mm Dual Metal Shields Pre Greased And Self Lubricated For Dust Protection Low Friction High Precision For Industrial And Automotive Use

Shielded 55x80x13mm Ball Bearing, single unit
✔️ Chrome steel 55x80x13mm, dual shields, pre-greased, 1 pc

This sealed shielded ball bearing uses chrome steel and dual metal shields to keep dust out while maintaining smooth rotation. It's a ready-to-install component ideal for electric motors, conveyors, and machine assemblies where reliable, long-lasting support is needed.

✅ Inner diameter 55 mm
✅ Outer diameter 80 mm
✅ Width 13 mm
✅ Shield type ZZ (dual metal shields)
✅ Material: Chrome steel
✅ Pre-greased for immediate use
✅ Equivalents: 61911-2Z1, 61911Z1

💡 What is a shielded ball bearing used for in motors and machinery? Shielded bearings protect the inner race and grease, while allowing smooth rotation. - Handy in dusty settings for longer life - Keeps lubrication inside and contaminants out - Great for electric motors, conveyors, and gear trains - Easy replacement in common assemblies