12x30x8mm Ball Bearing 2RS Double Sealed Chrome Steel For Industrial Machinery, Radial Bearing With 12mm Inner Diameter, 30mm Outer Diameter, 8mm Width, High Durability, Precision Turned, Suitable For Motors And Equipment

Single 12x30x8 mm Ball Bearing with Dual Seals for High RPM
✔️ Sealed 2RS, chrome steel, pre-lubricated, up to 15000 rpm

This 12x30x8 mm radial deep groove ball bearing is built for durable, low-friction rotation in industrial and commercial machinery. It's commonly used in conveyors, automated equipment, and hobby CNC setups where steady performance matters.

✅ Bore/ID: 12 mm
✅ Outer diameter: 30 mm
✅ Width: 8 mm
✅ Material: Chrome steel for durability
✅ Seal type: dual rubber seals 2RS, pre-lubricated

💡 What is a sealed ball bearing used for in compact machinery and automation? This handy, general question helps buyers learn where these bearings shine. - sealed ball bearing protects rotating shafts in conveyors and robotic systems - chrome steel, pre-lubricated designs minimize maintenance - rated up to about 15000 rpm for high-speed applications - ideal for hobby CNC, gearboxes, and small automation setups