Flanged Bearing F61801ZZ 12x21x5mm Double Shielded Ball Bearing

F61801ZZ flanged double-shielded bearing
✔️ 12mm x 21mm x 5mm chrome steel micro bearing

This single F61801ZZ flanged deep groove ball bearing is made from high-strength chrome steel and shielded on both sides with metal covers to block dust and retain lubrication. It’s ideal for compact mechanical systems, RC models, robotics, and precision drives where a flanged edge helps secure positioning.

✅ Size: 12mm inner diameter x 21mm outer diameter x 5mm width
✅ Flanged design for easy mounting and alignment
✅ Double metal shields (ZZ) to protect from debris
✅ Deep groove design for smooth rotation
✅ Material: chrome steel for durability
✅ Pack size: one bearing
✅ Equal to: F61801ZZ

💡 Why use a flanged double-shielded bearing in compact designs?
The flange allows quick alignment while the shields protect against contamination.
- Reduces play in small mechanical housings
- Keeps grease sealed for longer service life
- Great for RC, robotics, and precision tools

A clean, sturdy little bearing that keeps your setup aligned, smooth, and ready to roll.