Skip to Header Skip to Main Content Skip to Footer
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 35 mm D - External diameter 55 mm B - Bearing/Inner ring width 10 mm d1 - External diameter inner ring 41,4 mm d2 - External diameter inner ring 40,2 mm D1 - Inner diameter outer ring 48,75 mm D2 - Inner diameter outer ring 50,05 mm a - Charge load application point 12 mm α - Contact angle 17 ° rs - Min fillet radius 0,6 mm r1s - Min fillet radius 0,3 mm Precision class P4S Mass 0,075 kg
PRODUCT PERFORMANCE C - Dynamic load 5 kN C0 - Static load 3,35 kN Cu - Fatigue limit load 0,18 kN f0 - Coefficient 8.493 Axial displacement K Factor 1.28 Preload level 7 Preload value 0,025 kN Axial rigidity 32 N/µm Radial rigidity 161 N/µm Tmin - Min operating temperature -20 °C Tmax - Max operating temperature 120 °C N lim - Grease lubrication limit speed 36000 tr/min
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 11,886 Hz BPFI - Over rolling frequency on inner (60 rpm) 14,114 Hz BSF - Over rolling frequency on rolling element (60 rpm) 11,08 Hz BRF - Rotational frequency – rolling element (60 rpm) 5,54 Hz FTF - Rotational frequency - cage (60 rpm) 0,457 Hz
ABUTMENT da min - Min shoulder diameter IR 39,5 mm db min - Min IR shoulder diameter 39,5 mm Da max - Max shoulder diameter OR 50,5 mm Db max - Max OR shoulder diameter 50,5 mm r1a - Max fillet radius 0,3 mm ra max - Max shaft & housing fillet radius 0,6 mm
Industry Calcul Factors 
