240 mm x 360 mm x 37 mm NSK 16048 deep groove ball bearings

100% Authentic. 240 mm x 360 mm x 37 mm NSK 16048 deep groove ball bearings Highest Quality. NTN BEARING CORP.OF AMERICA Certified Supplier. 240 mm x 360 mm x 37 mm Available Volume Discount

What is 16048 bearing cross reference？