Spherical roller bearings. Bore diameter d: 85mm. Outside diameter D: 180mm. Width B: 60mm. Shoulder diameter inner ring d2: 108mm. Shoulder/recess diameter outer ring D1: 154mm. Width annular lubrication groove at outer ring b: 8.3mm. Diameter lubrication hole (outer ring) K: 4.5mm. Chamfer dimension outer ring r1,2min: 3mm. Taper bore: Tapered bore, taper 1:12. Abutment diameter shaft damin: 93mm. Abutment diameter housing Damax: 166mm. Fillet radius ramax: 2.5mm. Basic dynamic load rating C: 577kN. Basic static load rating C0: 620kN. Fatigue load limit Pu: 61kN. Reference speed: 2800r/min. Limiting speed: 3800r/min. Calculation factor e: 0.33. Calculation factor Y1: 2. Calculation factor Y2: 3. Calculation factor Y0: 2. Permissible rotational acceleration (oil lubrication): 726g [m/s]. Permissible linear acceleration (oil lubrication): 206g [m/s]. Recommended lock nut tightening angle : 150.