Self-aligning ball bearings. Outside diameter D: 90mm. Width B: 33mm. Width outer ring C: 33mm. Shoulder diameter inner ring d1: 53.75mm. Shoulder diameter outer ring D1: 77.8mm. Protrusion of the balls from bearing side faces C1: 0mm. Chamfer dimension r1,2min: 1.5mm. Abutment diameter shaft damming: 49mm. Abutment diameter housing Amax: 81mm. Fillet radius remix: 1.5mm. Basic dynamic load rating C: 54kN. Basic static load rating C0: 16kN. Fatigue load limit Pu: 0.82kN. Reference speed: 14000r/min. Limiting speed: 10000r/min. Calculation factor or: 0.05. Calculation factor e: 0.4. Calculation factor Y0: 1.6. Calculation factor Y1: 1.6. Calculation factor Y2: 2.4.