9101K Deep Groove Ball Bearing 12mm Bore 28mm Outer Diameter 8mm Width Single Row Chrome Steel VXB Brand High Speed Precision Bearing Suitable for Motors Gearboxes and Industrial Machinery Up to 26000 RPM 12x28x8

Single 12x28x8 mm deep groove ball bearing (1 pc)
✔️ 12 mm bore, 28 mm OD, 8 mm width; chrome steel, open

12x28x8 mm deep groove ball bearing from VXB is a single-row, open-type component designed for radial load support in compact machinery. Commonly used in small motors, precision equipment, hobby CNC, conveyors, and lightweight automation where smooth rotation on a tight shaft is needed.

✅ Bore: 12 mm (0.472 in)
✅ Outer diameter: 28 mm (1.102 in)
✅ Width: 8 mm (0.315 in)
✅ Material: Chrome steel (AISI 52100)
✅ Dynamic load: 5070 N; Static load: 2360 N
✅ Maximum speed: 26,000 RPM

💡 What is a pillow block bearing used for in compact machinery and small robotics?

These bearings provide radial support for rotating shafts in tight spaces, enabling smooth rotation and long bearing life when properly lubricated.

Some handy tips to keep in mind:

- compact radial support for small motors and robotics
- ideal for hobby CNC, small conveyors, and lightweight automation
- ensure proper lubrication and correct mounting fit