Premium 6303-2RS Alternator Ball Bearing, 17mm x 47mm x 14mm Deep Groove Sealed Bearing, Chrome Steel 52100, Rubber Sealed, Pre-Greased, High Load Capacity Bearing for Alternators & Electric Motors

Sealed Alternator Ball Bearing 6303-2RS 17x47x14mm
✔️ Deep Groove AB Sealed Chrome Steel Bearing Single Piece

This is a sealed deep groove ball bearing commonly used in alternators, electric motors, and rotating machinery where smooth motion and long service life matter. Made from chrome steel and pre-greased, it’s ready to install and run with minimal maintenance. Pack size is one bearing.

✅ Pack size includes 1 ball bearing
✅ Bearing type deep groove ball bearing
✅ AB sealed with rubber seals on both sides
✅ Material 52100 chrome steel for strength and wear resistance
✅ Pre-lubricated with grease for long-term use
✅ Designed for alternators, motors, and mechanical equipment
✅ Handles radial loads with stable high-speed rotation

Dimensions
Inner diameter 17 mm
Outer diameter 47 mm
Width 14 mm

Load Ratings and Speed
Dynamic load Cr 13580 N
Static load Cor 6590 N
Grease speed 15000 RPM

💡 Why are sealed deep groove ball bearings preferred in alternators and electric motors?
They are built to run smoothly at speed while protecting internal components from contamination.

• Rubber seals retain grease and block dust and moisture

• Deep groove raceways support radial loads and moderate axial loads

• Chrome steel improves fatigue life under continuous rotation

• Pre-greased design reduces maintenance and downtime

This 6303-2RS alternator bearing is a handy choice when you need quiet operation, reliable load handling, and dependable performance in compact motor-driven systems.