Shielded Ball Bearing 5x11x4 with 5mm Bore, Double ZZ Shields, Pre Lubricated 52100 Chrome Steel Miniature Bearing for Precision Machinery, RC Hobby, and DIY Projects for Small Gearboxes and Robotic Projects, Ideal For Precision Motors and 3D Printers

Shielded 5x11x4 bearing with 5mm bore for precision
✔️ 5x11x4 shielded bearing, 5mm bore, 1 pc, pre-lubed ZZ

This shielded miniature 5x11x4 mm deep groove bearing is built from durable 52100 chrome steel. Perfect for hobby RC cars, micro gearboxes, and other compact machinery, it ships pre-lubed and features double metal shields (ZZ) to keep dust out.

寸法	メートル	Inches
Inner diameter	5mm	0.197 in
Outer diameter	11mm	0.433 in
Width	4mm	0.157インチ

✅ Bearing size: 5x11x4 mm
✅Material: chrome steel
✅ Shield: ZZ double metal shields for dust protection
✅ Lubrication: pre-lubed with grease
✅ Dynamic load rating Cr: 970 N
✅ Static load rating Cor: 360 N
✅ Max speed: 53,000 RPM
✅ 内容：ベアリング 1個

💡 What is a sealed ball bearing used for in compact mechanical systems?

These bearings provide smooth motion in tight spaces by sealing lubricant and guarding against dust. - Handy for RC models, micro gearboxes, and small automation projects - Reduces friction and wear in compact assemblies - Fits 5x11x4 mm housing and similar small components