Shielded Ball Bearing 30mm x 55mm x 9mm With Double Shields 52100 Chrome Steel Pre Lubricated Grease Bearing High Load Precision Bearing for Machinery Dust Resistant and Smooth Operation

Shielded 30x55x9 Ball Bearing, single unit
✔️ 30x55x9 mm shielded ball bearing, pre-lubricated with grease

16006ZZ shielded ball bearing is a compact deep groove bearing sized 30 mm inner diameter, 55 mm outer diameter, and 9 mm width. With dual metal shields (ZZ) to block dust and contamination, it's pre-lubricated with grease for immediate use in small machinery, robotics, and hobby projects.

✅ Inner diameter 30 mm, outer diameter 55 mm, width 9 mm; deep groove design
✅ ZZ dual metal shields protect against dust and debris
✅ Pre-lubricated with grease for quick installation
✅ 52100 chrome steel construction for strength and durability
✅ Ideal for compact machinery, hobby robotics, conveyors

💡 What is a shielded ball bearing with dual ZZ shields used for in small machines?

They’re handy for protecting the bearing from dust while keeping lubrication in, which helps parts run smoothly. - Supports radial loads in tight spaces
- Reduces contamination risk in dusty environments
- Ready-to-use with pre-lubed grease saves setup time
- Common in hobby robotics, conveyor rollers, and compact gear trains