Pillow Blocks Bearing UCP204 1 high limiting speed and low noise 2 Less coefficient of friction 3 UCP204,UC204,Long life 2012 NEW! KOYO Pillow Block Bearing UC204 UCP204SKF NSK TIMKEN FAG NTN KOYO NACHI IKO BEARINGS1)Materal used: GCr15—China.(AISI)52100—American,(Din)100Cr6—Germany.2)Shield/closure: open bearing, Z, ZZ, RS, 2RS.3)Vibration and Noise level: Z1, Z2, Z3. ZV2, ZV3, Z2V2, Z3V3.4) ...