Ten Pack 7x13x4 Stainless Steel Shielded Miniature Ball Bearings With Double ZZ Shields Pre Lubricated With Grease For Smooth Operation And Long Lasting Performance

These compact stainless steel miniature bearings measure 7x13x4 mm and feature double metal shields (ZZ) to resist dust. They come pre-lubricated for smooth operation, making them ideal for compact gear trains, hobby projects, RC builds, 3D printers, and sliding components in tight spaces.

✅ Inner diameter 7 mm
✅ Outer diameter 13 mm
✅ Width 4 mm
✅ Material: stainless steel
✅ Shields: double metal (ZZ) for dust protection
✅ Pre-lubricated with grease for smooth operation
✅ Dynamic load rating Cr 820 N
✅ Static load rating Cor 380 N
✅ High speed up to 47,000 RPM

💡 What is a stainless steel shielded miniature bearing used for in small machinery? Small machines require precise rotation with dust protection. - Handy in hobby robotics and small automation - Great for RC gear and linear slides - Fits 7x13x4 mm size and comes pre-lubricated