... )HIGH speed 4)samples available 5)prompt delivery time NTNbearings1.Deep groove ball bearings, a most popular type among rolling bearings, widely used ... , 6200~6210, 6300~6310 Model: Open, Z, ZZ, RZ, 2RZ, RS, 2RSQuality level: reach the same level as the Japanese and ... .(50000series)4. Pillow Block, (UCP, UCF, UCFL)5. low-noise deep groove ball bearing(mostly 6000 series) NTN deep groove ball bearing