10 Pack Flanged Ball Bearings 3x9x4 Shielded Miniature Bearings With Flange ZZ Double Shields For Dust Protection High Quality For RC Aircraft CNC And Industrial Applications Lot Of 10

High-Quality 3x9x4 Flanged Ball Bearings, 10-Pack
✔️ ID 3 mm - OD 9 mm - W 4 mm, Shielded ZZ, Pre-lubed grease

These 10-piece set features miniature flanged ball bearings with a built-in flange for easy mounting in tight spaces. Each bearing is shielded on both sides (ZZ) to block dust and dirt, making them ideal for compact robotics, hobby projects, and small linear motion assemblies. Pre-lubricated with grease, they’re ready to install right out of the package.

✅ Bearing type: Flanged ball bearing with integrated flange
✅ Dimensions: 3x9x4 mm (ID 3 mm, OD 9 mm, width 4 mm)
✅ Shielding: Double metal shields (ZZ) for dust protection
✅ Lubrication: Pre-lubricated with grease for smooth operation
✅ Pack size: 10 bearings per set

💡 What is a flanged ball bearing used for in compact mechanical assemblies?

This handy component is designed for quick mounting and reliable radial support in small machines. - Used for precise motion control in compact devices - Ideal for robotics, drawer slides, and small automation assemblies - Provides stable load handling with built-in flange for alignment - Sealed/Shielded versions reduce contamination and maintenance