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In the ball bearing and high precision bearing ranges, the high precision angular contact ball bearing solves the maximum reliability constraints with increased performance in terms of rigidity, speed, capacity and precision. This bearing is recommended for demanding applications in terms of precision such as machine tool spindles. NTN is getting sub-ranges dedicated to requirements of speed, sealing, specific greasing, etc.
Log in To add this product to your basket Documentation Product information PRODUCT DEFINITION Brand SNR d - Internal diameter 17 mm D - External diameter 40 mm B - Bearing/Inner ring width 12 mm d1 - External diameter inner ring 24,1 mm D1 - Inner diameter outer ring 32,95 mm D2 - Inner diameter outer ring 36,48 mm a - Charge load application point 10 mm α - Contact angle 15 ° rs - Min fillet radius 1 mm r1s - Min fillet radius 0,6 mm Precision class P4 Mass 0,065 kg
PRODUCT PERFORMANCE C - Dynamic load 11,3 kN C0 - Static load 6,2 kN Cu - Fatigue limit load 0,35 kN f0 - Coefficient 12.896 Axial displacement K Factor 2.01 Preload level 7 Preload value 0,06 kN Axial rigidity 29 N/µm Radial rigidity 166 N/µm Tmin - Min operating temperature -30 °C Tmax - Max operating temperature 120 °C N lim - Oil lubrication limit speed 58000 tr/min N lim - Grease lubrication limit speed 37000 tr/min
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 4,242 Hz BPFI - Over rolling frequency on inner (60 rpm) 6,758 Hz BSF - Over rolling frequency on rolling element (60 rpm) 4,003 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,002 Hz FTF - Rotational frequency - cage (60 rpm) 0,386 Hz
ABUTMENT da min - Min shoulder diameter IR 21,5 mm db min - Min IR shoulder diameter 21,5 mm Da max - Max shoulder diameter OR 35,5 mm Db max - Max OR shoulder diameter 35,5 mm r1a - Max fillet radius 0,6 mm ra max - Max shaft & housing fillet radius 1 mm
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