R18FF MRC Bearing Service R Series Inch Size Ball Bearing 1 1/8 In ID X 2 1/8 In OD X 1/2 In Wide Double Shielded For Smooth Rotation Reduced Wear And Reliable Performance In Compact Machinery

R18FF INST & MINI - MRC Inch Ball Bearing, Double Shielded
✔️ 1 1/8 in bore, 2 1/8 in OD, 1/2 in width; single bearing

This MRC R Series inch-size ball bearing is a compact radial bearing used in hobby machines, printers, and light automation projects. Its double shields protect against dust and moisture, extending life in challenging environments.

✅ Bore: 1 1/8 in
✅ Outer diameter: 2 1/8 in
✅ Width: 1/2 in
✅ Enclosure: Double shielded with non-contact seals
✅ Bearing type: Radial, single row
✅ Material: Steel race and cage
✅ Precision: ABEC 1

💡 What is an inch-size radial ball bearing used for in common small machinery?

Here's a handy, general-use answer:

- Used in hobby CNC machines, 3D printers, and small robotics - Handles radial loads with low friction in compact spaces - Shielded design helps resist dust and moisture for longer life - Standard inch sizes make sourcing easy