50,000 mm x 90,000 mm x 20,000 mm NTN 7210BG angular contact ball bearings

50x90x20 Bearing offers a 50,000 mm x 90,000 mm x 20,000 mm NTN 7210BG angular contact ball bearings selection of Genuine 50x90x20 Bearing at Wholesale Prices. Single Row | Angular Other Features We are SKF Wheel Bearings DEVELOP MFG.CORP. a 50,000 mm x 90,000 mm x 20,000 mm NTN 7210BG angular contact ball bearings Certified Parts Retailer 50,000 mm x 90,000 mm x 20,000 mm

What is 7210BG bearing cross reference？