Sealed Ball Bearing 5 x 11 x 4 Mm High Quality Miniature Bearing Made From 52100 Chrome Steel With Rubber Seals On Both Sides For Protection And Longevity Suitable For Precision Machinery RC Models Drones Auto Hobby And Industrial Applications

Compact 5x11x4 Sealed Ball Bearing for Tiny Machines
✔️ 5 mm x 11 mm x 4 mm sealed ball bearing, pre-lubricated steel

These compact 5x11x4 sealed ball bearings are built from durable 52100 chrome steel, sealed on both sides to keep dust and contaminants out, and pre-lubricated for immediate use in small motors, 3D printers, RC models, and precision assemblies.

✅ Size: 5 mm x 11 mm x 4 mm
✅ Material: Chrome steel 52100, durable
✅ Seals: Dual rubber seals for dust protection
✅ Lubrication: Pre-lubricated grease for instant operation
✅ Load ratings: Cr 71.6 kgf (dynamic), Cor 28.2 kgf (static)
✅ Quantity: 1 bearing

💡 What is a small sealed ball bearing used for in compact devices?

These handy little bearings are used to enable smooth rotation in tight spaces and protect sensitive mechanisms from wear.

• In micro motors, robotics joints, and tiny gear assemblies
• Dust seals keep debris out and grease in for longer life
• Pre-lubricated options reduce assembly steps
• Suitable for light-load, high-precision applications