10 Pack Shielded Miniature Ball Bearings R155ZZ 5/32 Inch Inner Diameter 5/16 Inch Outer Diameter 1/8 Inch Width With Double Metal Shields For Industrial Machinery And Mechanical Systems High Precision And Durability

10-Pack Shielded R155ZZ Miniature Bearings for Precision ✔️ R155ZZ, ID 5/32 in, OD 5/16 in, width 1/8 in, 10 pcs

The miniature ball bearings in this set are double-shielded, pre-lubricated units designed for tight spaces and light-load applications. They’re ideal in hobby gear, small machines, and precision assemblies that demand smooth rotation on compact shafts.

✅ Inner diameter: 5/32 in
✅ Outer diameter: 5/16 in
✅ Width: 1/8 in
✅ Shielded double metal shields for dust protection (ZZ)
✅ Pre-lubricated with grease
✅ Dynamic load rating: 76 LBS
✅ Static load rating: 30 LBS
✅ Quantity: 10 bearings

😎 A cosa serve un cuscinetto a blocchetto nei piccoli macchinari?

A handy, general purpose answer that applies to many light-industrial and hobby setups.

- It provides shaft support and alignment for compact drives
- It reduces friction with pre-lubrication for smoother action
- It keeps dirt out with dust shields in challenging environments