480 mm x 650 mm x 78 mm ISO 61996 deep groove ball bearings

480 mm x 650 mm x 78 mm ISO 61996 deep groove ball bearings manufacturer and global supplier 480 mm x 650 mm x 78 mm of reliable ball and roller ... 480 mm x 650 mm x 78 mm ISO 61996 deep groove ball bearings NTN BEARING CORP.OF AMERICA Industries Products Manufacturing & Engineering and Agricultural Bearings designed to meet the unique requirements of our targeted industries.

What is 61996 bearing cross reference？