Bearing, Deep groove ball bearing, taper roller bearing, spherical roller bearing, pillow block bearing, ball bearing, roller be 1) Type: 6000, 6200, 6300, 16000, series.2) ... used: GCr15China.(AISI)52100American,(Din)100Cr6Germany.4) Shield/closure: open bearing, Z, ZZ, RS, 2RS.5) Vibration and Noise level: Z1 ...