Single Row Deep Groove Ball Bearing 61801-2Z Double Shielded Radial Bearing 12 mm Inner Diameter, 21 mm Outer Diameter, 5 mm Width 12x21x5 mm Precision Bearing For Machinery, Automotive, HVAC Equipment And DIY Projects

12x21x5mm Deep Groove Ball Bearing, 2Z Shielded
✔️ ID 12mm, OD 21mm, width 5mm; double shielded for longevity

Deep groove ball bearing 61801-2Z is a single-row radial bearing with a 12 mm bore, 21 mm outer diameter, and 5 mm width. This shielded bearing is ideal for compact drives, hobby machines, and light industrial equipment where precision rotation and low friction matter.

✅ Inner diameter: 12 mm (0.472 in)
✅ Outer diameter: 21 mm (0.827 in)
✅ Width: 5 mm (0.197 in)
✅ Type: Deep groove ball bearing, single row
✅ Shielding: 2Z shielded to keep contaminants out
✅ Dynamic load: 1.43 kN
✅ Static load: 0.67 kN

💡 What is a pillow block bearing used for?

Pillow block bearings are handy mounting solutions for supporting rotating shafts in machinery.

• handy for keeping shafts aligned and reducing wear in conveyors, CNC machines, and hobby gear
• easy mounting and maintenance with shielded or sealed versions
• offering options like ceramic or hybrid variants for higher speed and lower friction