50 mm x 80 mm x 16 mm KBC 6010DD deep groove ball bearings

KBC Bearing offers BEARING DRIVESHAFT,INC. a 50 mm x 80 mm x 16 mm KBC 6010DD deep groove ball bearings selection of Genuine KBC Bearing at Wholesale Prices. We are a 50 mm x 80 mm x 16 mm KBC 6010DD deep groove ball bearings Certified 50 mm x 80 mm x 16 mm Parts Retailer

What is 6010DD bearing cross reference？