61905 Bearing 25x42x9mm Open

61905 Open Ball Bearing
✔️ 25mm ID Chrome Steel Deep Groove Bearing

The 61905 is an open-style deep groove ball bearing designed for high-speed, low-friction rotation in a compact form. Built from durable chrome steel, it’s great for electric motors, gearboxes, and other high-RPM setups that need precision and airflow.

✅ Inner Diameter: 25mm
✅ Outer Diameter: 42mm
✅ Width: 9mm
✅ Type: Deep Groove - Open
✅ Material: Chrome Steel
✅ Dynamic Load Rating (Cr): 7,000 N
✅ Static Load Rating (Cor): 4,500 N
✅ Max Speed with Grease: 16,000 RPM
✅ Max Speed with Oil: 20,000 RPM
✅ Quantity: One Bearing

💡 When should you use an open ball bearing instead of a sealed one?
Open bearings are ideal when you want speed and control over lubrication.

• Less friction for faster RPMs

• Easy to flush and re-lubricate

• Better cooling in ventilated systems

• Perfect for clean environments or enclosed housings

If your project demands fast, smooth, and efficient spin - this 61905 bearing delivers. Add one to your setup and keep things running sharp.