Koyo Bearing 5209 Open Type Angular Contact Ball Bearing 45 Mm Inner Diameter 85 Mm Outer Diameter 30.2 Mm Width Built To Last Heavy Duty 52100 Steel With Riveted Steel Cage Round Bore C0 Internal Clearance

Koyo 5209 Open Angular Ball Bearing, Heavy Duty Unit
✔️ ID 45mm, OD 85mm, W 30.2mm, 52100 steel, riveted cage

The Koyo 5209 Open Angular Contact Ball Bearing is designed for heavy-duty shaft support in machinery and equipment. This open-type bearing handles combined radial and axial loads in conveyors, gearboxes, machine tools, and spindles, offering reliable performance and long life.

✅ Inner bore 45 mm, outer diameter 85 mm, width 30.2 mm
✅ 52100 steel construction for heavy-duty durability
✅ Riveted steel cage for long-lasting service
✅ Open type angular contact with C0 clearance
✅ Round bore for precise shaft fit

💡 What is an angular contact ball bearing used for in heavy equipment and industrial machinery?

These bearings handle combined radial and axial loads in compact spaces, making them handy for high-speed shafts in conveyors, pumps, gear drives, and machine tools.

- High precision shaft support in conveyors and gear drives - Handy for CNC spindles, robotic arms, and packaging lines - Durable 52100 steel construction for long service life