Spherical roller bearings is barrel-shaped rollers in two races that inner ring and outer ring whose race is spherical. 1) Material: GCr15/GCr15SiMn 2) Cage: Steel/Cu 3) Roller: steel 4) Precision: P0 - P6 5) Vibration: Z1 - Z3 6）Clearance: C0 - C5 7) ID: 25-1000mm 8) Variations of structure: CC, CA, K, W33 9) Application: Papermaking machinery, speed reducer, railway vehicle axle, gear box bearing, crusher, vibrating screen, printing machinery, woodworking machinery, all kinds of industrial reducer, vertical arrange ushering self-aligning bearing.