Self-aligning ball bearings. Design: Cylindrical bore. Sealing solution: Contact seals. Bore diameter d: 17mm. Outside diameter D: 47mm. Width B: 19mm. Width outer ring C: 19mm. Shoulder diameter inner ring d1: 28.88mm. Recess diameter inner ring d2: 25.5mm. Shoulder diameter outer ring D1: 39.95mm. Recess diameter outer ring D2: 41.23mm. Protrusion of the balls from bearing side faces C1: 0mm. Chamfer dimension r1,2min: 1mm. Abutment diameter shaft damin: 22mm. Abutment diameter shaft damax: 25.5mm. Abutment diameter housing Damax: 41.4mm. Fillet radius ramax: 1mm. Basic dynamic load rating C: 12.7kN. Basic static load rating C0: 3.4kN. Fatigue load limit Pu: 0.18kN. Limiting speed: 11000r/min. Calculation factor kr: 0.05. Calculation factor e: 0.3. Calculation factor Y0: 2.2. Calculation factor Y1: 2.1. Calculation factor Y2: 3.3.