6404 Ball Bearing ID 20mm OD 72mm Width 19mm

6404 Open Ball Bearing
✨ 20mm ID - Chrome Steel, Open Type with Grease

The 6404 is an open-style deep groove ball bearing made from durable 52100 chrome steel. Designed for smooth, high-speed rotation, it’s pre-lubricated with grease and ideal for applications where airflow, visual inspection, or frequent re-greasing is preferred.

🟢 Size: 20mm ID x 72mm OD x 19mm Width
🟢 Open design - no seals for direct access to grease
🟢 Made from tough 52100 chrome steel
🟢 Pre-lubricated with high-speed grease
🟢 Max grease speed: 11,000 RPM
🟢 Sold as 1 bearing

Dimensions Table (Metric):

🟢 Dynamic load rating: 31,000 N
🟢 Static load rating: 15,200 N