18.5x26x4mm Stainless Steel Ball Bearing

Stainless Steel Shielded Ball Bearing 18.5x26x4mm
✔️ 18.5mm ID, 26mm OD, 4mm wide; double shields; 1 pc pack

This shielded stainless steel deep groove ball bearing is built for compact, high-speed setups where space is tight and dust resistance matters. Commonly used in RC helicopter engines, micro drives, and small hobby gear, it delivers smooth rotation and corrosion resistance in tight environments including linear slide units.

✅ Inner diameter: 18.5mm
✅ Outer diameter: 26mm
✅ Width: 4mm
✅ Double metal shields for dust protection
✅ Deep groove design for steady radial support
✅ Stainless steel construction for corrosion resistance
✅ Pre-lubricated and ready to install
✅ Sold individually (1 bearing per pack)

💡 What is a shielded stainless steel ball bearing used for in hobby RC engines and tiny drives?

These handy bearings handle tight spots, high speeds, and dusty or humid environments with ease.

• Handy for tight spaces and high RPMs in small motors
• Double shields keep dust out and grease in for longer life
• Stainless steel resists corrosion in exposed setups
• Pre-lubricated and drop-in ready for quick repairs