Rubber Sealed 2RS AB Deep Groove Ball Bearing 30x72x19mm Alternator Bearing Chrome Steel 52100 Precision Ground Inner Diameter 30mm Outer Diameter 72mm Width 19mm High Durability And Smooth Operation

This sealed alternator bearing is a 6306-2RS AB type designed to handle radial loads on rotating shafts. It’s commonly used in automotive alternators and general machinery, and it ships pre-lubricated for smooth, low-friction operation.

✅ Inner diameter: 30 mm
✅ Outer diameter: 72 mm
✅ Width: 19 mm
✅ Material: chrome steel (52100)
✅ Seals: rubber seals on both sides (2RS)
✅ Lubrication: pre-lubed with grease
✅ Pack size: 1 bearing

💡 What is a sealed ball bearing used for in mechanical systems?

These bearings are handy in reducing friction and guarding lubrication in rotating assemblies.

• handy for automotive alternators, conveyors, and small motors
• reduces wear and noise in long-term use
• pre-lubricated with grease for quick setup
• fits metric sizes like 30x72x19 mm