150 mm x 210 mm x 28 mm 150 mm x 210 mm x 28 mm ISO 61930 ZZ deep groove ball bearings

150 mm x 210 mm x 28 mm 150 mm x 210 mm x 28 mm ISO 61930 ZZ deep groove ball bearings manufacturer NSK bearing Trading Co., Ltd and global supplier of reliable ball and roller 150 mm x 210 mm x 28 mm ... 150 mm x 210 mm x 28 mm 150 mm x 210 mm x 28 mm ISO 61930 ZZ deep groove ball bearings Industries Products Manufacturing & Engineering and Agricultural Bearings designed to meet M06110 Product Group the unique requirements of our targeted industries. 0808250447527 EAN

What is 61930 ZZ bearing cross reference？