Koyo 6811ZZ Double Shielded Deep Groove Ball Bearing delivers smooth quiet operation with a 55x72x9 mm bore, steel riveted cage, round bore, and C0 clearance for reliable, low-maintenance performance in industrial machinery

Koyo 6811ZZ Double Shielded Deep Groove Bearing 55x72x9
✔️ 55 mm ID x 72 mm OD x 9 mm W, steel, single bearing, shielded

This Koyo 6811ZZ is a double shielded deep groove ball bearing designed for smooth, low-friction rotation in a wide range of machinery. Typical uses include conveyors, fans, motors, and other rotating assemblies where reliable shielding and a compact footprint are needed.

✅ Deep groove ball bearing type
✅ Inner diameter 55 mm, outer diameter 72 mm, width 9 mm
✅ Shielding: double shielded (ZZ)
✅ Material: steel with riveted steel cage
✅ Bore: round bore, C0 internal clearance

💡 À quoi sert un roulement à billes à gorge profonde ?

Deep groove ball bearings are handy for general rotation in many machines, offering smooth operation and long life.

• Traite les charges radial avec un faible frottement
• Supports modest axial loads in compact setups
• Common in motors, conveyors, and fans
• Standard sizes make replacements easy