... service material:Gcr15,Gcr11 1.specification for some taper roller bearing items MODEL NO.Inner Diameter external Diameter widthweight (mm)( ... Tapered roller (30000 series and Inch Size). Thrust Bearings. (50000series Pillow Block, (UCP, UCF, UCFL) Low-noise deep groove ball bearing (mostly ... INNA NACHI IKO NTN NSK KOYO 3.photo of taper roller bearing If you have any need and problem,please dont ...