Angular contact ball bearings, single row. Width B: 12mm. Shoulder diameter inner ring (large side face) d1: 26.25mm. Shoulder diameter inner ring (small side face) d2: 21.66mm. Shoulder diameter outer ring (large side face) D1: 31.15mm. Recess diameter outer ring (small side face) D5: mm. Distance pressure point a: 18mm. Chamfer dimension r1,2min: 0.6mm. Chamfer dimension outer ring small side face r3,4min: 0.6mm. Abutment diameter shaft damming: 21.2mm. Abutment diameter housing Amax: 35.8mm. Abutment diameter housing Dumas: 35.8mm. Fillet radius remix: 0.6mm. Fillet radius remix: 0.6mm. Basic dynamic load rating C: 10.4kN. Basic static load rating C0: 5.5kN. Fatigue load limit Pu: 0.236kN. Reference speed: 20000r/min. Limiting speed: 20000r/min. Calculation factor or: 0.095. Calculation factor kea: 1.4. Calculation factor e: 1.14. Calculation factor X: 0.35. Calculation factor Y0: 0.26. Calculation factor Y1: 0. Calculation factor Y2: 0.57. Calculation factor X: 0.57. Calculation factor Y0: 0.52. Calculation factor: 0.55. Calculation factor Y2: 0.93.