6404 Koyo Bearing Open Type Deep Groove Ball Bearing 20 Mm Inner Diameter x 72 Mm Outer Diameter x 19 Mm Width Steel with Riveted Cage Round Bore C0 Internal Clearance Industrial Grade for Precision Machinery Workhorse Quality

6404 Koyo Open Deep Groove Ball Bearing for Precision
✔️ 20 mm ID x 72 mm OD x 19 mm width, steel riveted cage

The 6404 KOYO open type deep groove ball bearing is built for precision machinery. This 1x bearing suits industrial equipment requiring smooth rotation, round bore fit, and reliable operation. The riveted steel cage keeps rollers aligned for steady performance across speeds.

✅ Inner diameter: 20 mm
✅ Outer diameter: 72 mm
✅ Width: 19 mm
✅ Open type with riveted steel cage
✅ Round bore, C0 internal clearance
✅ Industrial grade for precision machinery

💡 What is a deep groove ball bearing used for in everyday machinery?

Deep groove ball bearings are handy for supporting rotating shafts with smooth motion in a variety of equipment - They support shafts while allowing low-friction rotation
- Handy for precision equipment that runs at moderate speeds
- Available in open or sealed variants for different environments
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