Deep groove ball bearings, single row, with filling slots. Outside diameter D: 90mm. Width B: 23mm. Shoulder diameter inner ring d1: 56.11mm. Recess diameter outer ring shoulder D2: 77.7mm. Chamfer dimension outer ring r1,2min: 1.5mm. Abutment diameter shaft damming: 49mm. Abutment diameter shaft admix: 56mm. Abutment diameter housing Amax: 81mm. Fillet radius remix: 1.5mm. Basic dynamic load rating C: 45.7kN. Basic static load rating C0: 36kN. Fatigue load limit Pu: 1.5kN. Reference speed: 14000r/min. Limiting speed: 8500r/min. Calculation factor or: 0.05.