6203-2RS Crowned Outer Surface Ball Bearing 17x40x12mm

6203-2RS Ball Bearing - Concave Outer Surface
✔️ Double Sealed Chrome Steel - 17mm x 40mm x 12mm

This deep groove 6203-2RS bearing comes with a crowned (concave) outer ring, making it ideal for applications where the bearing needs to roll along a curved surface. It's double sealed with rubber to keep out dirt and grit, pre-greased for smooth rotation, and built from chrome steel for lasting strength.

✅ Concave/crowned outer surface for curved-track rolling
✅ Size: 17mm ID x 40mm OD x 12mm wide
✅ Dual rubber seals for dirt and moisture protection
✅ Made from chrome steel and pre-lubricated
✅ Grease-lubricated speed rating: up to 12,000 RPM
✅ Dynamic load: 9,550 N
✅ Static load: 4,800 N
✅ Pack Size: 1 Bearing

💡 What’s the purpose of a concave outer surface on a ball bearing?
It's perfect for motion along curved or grooved tracks. Here's why it matters:

• Helps with alignment in conveyor rollers or cam followers

• Reduces edge stress and improves contact flow

• Supports better motion tracking over uneven surfaces

• Allows for smoother operation in crowned rail setups

If your setup needs a bearing that rolls smooth along curves, this one’s ready to go. Toss it in your cart and give your rig a smooth ride upgrade!