6004C4 Open Ball Bearing C4 Clearance 20 X 42 X 12 mm Deep Groove Single Row Open Bearing With 20 mm Inner Diameter 42 mm Outer Diameter And 12 mm Width For Industrial Applications And General Use

6004C4 Open Ball Bearing, C4 Clearance, 20x42x12, Single Bearing
✔️ 20 mm ID, 42 mm OD, 12 mm wide, open deep groove, C4, single bearing

This 6004C4 open deep groove ball bearing is built for compact machines where smooth rotation, easy lubrication, and straightforward maintenance matter. With C4 clearance, it handles higher speeds and light misalignment, making it a solid fit for conveyors, small gearboxes, motors, 3D printers, and hobby CNC setups.

✅ Inner diameter 20 mm (0.787 in), outer diameter 42 mm (1.654 in), width 12 mm (0.472 in)
✅ Open design, no seals, grease lubrication suitable for easy maintenance
✅ C4 clearance for higher radial play at speed
✅ Deep groove, single row, ideal for light loads and consistent rotation
✅ Pack: 1 bearing included

💡 What is an open ball bearing with C4 clearance used for in light machinery?

Handy for projects where you need smooth rotation and easy maintenance.

- Used in conveyors, small gearboxes, hobby CNC setups, and 3D printers - Supports easy lubrication and cooling due to open design - Requires periodic lubrication and inspection to maintain performance