Premium 6702 Open Bearing 15x21x4mm

6702 Open Ball Bearing
✔️ Chrome Steel 15x21x4mm

6702 open deep groove ball bearing is made from chrome steel (52100 alloy) for strength and smooth operation. With a slim 4mm width, it’s a handy fit for compact applications in motors, robotics, and precision devices. Pack of one bearing.

✅ Inner diameter: 15mm
✅ Outer diameter: 21mm
✅ Width: 4mm
✅ Material: Chrome steel (52100 alloy)
✅ Type: Deep groove ball bearing
✅ Closures: Open design
✅ Quantity: 1 bearing

💡 Why use open deep groove ball bearings in compact equipment?
Open bearings are made for light, precise setups where lubrication can be maintained.

• Offer lower friction for smooth high-speed rotation

• Easy to clean and re-lubricate when needed

• Commonly used in robotics, small motors, and instruments

This bearing is a slim, smooth-running option for tight spaces, pick it up now and keep your projects moving with precision.