PRODUCT DEFINITION Brand SNR d – Internal diameter 20 mm D – External diameter 47 mm B – Bearing/Inner ring width 14 mm d1 – External diameter inner ring 29,2 mm D1 – Inner diameter outer ring 37,3 mm rs – Min fillet radius 1 mm Radial clearance class CN Precision class P0 Mass 0,117 kg PRODUCT PERFORMANCE C – Dynamic load 9,7 kN C0 – Static load 2,6 kN Cu – Fatigue limit load 0,12 kN e – Coefficient 0.27 Y0 – Static axial load coefficient 2.41 Y1 – Lower axial load coefficient 2.31 Y2 – Upper axial load coefficient 3.57 N ref – Reference thermal speed 15000 tr/min N lim – Mechanical Limit Speed 21000 tr/min Tmin – Min operating temperature -40 °C Tmax – Max operating temperature 120 °C BEARING FREQUENCIES BPFO – Over rolling frequency on outer ring (60 rpm) 4,863 Hz BPFI – Over rolling frequency on inner (60 rpm) 7,137 Hz BSF – Over rolling frequency on rolling element (60 rpm) 5,004 Hz BRF – Rotational frequency – rolling element (60 rpm) 2,502 Hz FTF – Rotational frequency – cage (60 rpm) 0,405 Hz
