5311 Koyo Bearing Beefy Open Type Angular Contact Bearing 55 Mm Inner Diameter By 120 Mm Outer Diameter By 49.2 Mm Width 52100 Steel Riveted Steel Cage Round Bore C0 Internal Clearance

5311 KOYO Open Angular Contact Bearing 55x120x49.2mm
✔️ 55 mm ID x 120 mm OD x 49.2 mm W, single unit, 52100 steel

The 5311 KOYO bearing is an open type angular contact bearing designed for precise rotary motion in high-load machinery. It’s commonly used in conveyors, machine tools, gearboxes, and spindle assemblies where axial and radial loads are present.

✅ Inner diameter: 55 mm
✅ Outer diameter: 120 mm
✅ Width: 49.2 mm
✅ Material: 52100 steel
✅ Cage: riveted steel
✅ Internal clearance: C0

💡 What is this bearing mainly used for in industrial setups? A handy explanation covers how it handles loads and speeds in motion control. - Handles combined radial and axial loads efficiently - Supports high-speed rotation with stable precision - Open design eases lubrication and inspection - Built with robust 52100 steel and riveted cage for longevity

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