Flanged Miniature Ball Bearing 17x40x12mm Open Flange Deep Groove 1 Bearing Inner Diameter 17mm Outer Diameter 40mm Width 12mm For Small Machinery Robotics And Precision Equipment

This is a compact F6203-OPEN flanged ball bearing, a deep groove unit designed for easy mounting on shafts with a built-in flange. It’s commonly used in small machinery, hobby CNCs, 3D printers, and precision fixtures where reliable rotation and secure alignment matter.

✅ Type: Flanged deep groove ball bearing with open housing
✅ Bore (d): 17 mm (0.669 in)
✅ Outer diameter (D): 40 mm (1.575 in)
✅ Width (W): 12 mm (0.472 in)
✅ Flange diameter (Df): 43 mm (1.693 in)
✅ Flange width (Wf): 3 mm (0.118 in)

💡 What is a common use case for a flanged miniature bearing and why pick this style? A handy choice for compact machinery and DIY builds.
* Handy alignment in compact gearboxes and hobby CNCs to keep shafts aligned
* Built-in flange for quick mounting and stable position
* Smooth operation under light to moderate loads with long life