Skip to Header Skip to Main Content Skip to Footer
The spherical roller bearing withstands significant loads and misalignments . This type of roller bearing is well adapted to harsh operating conditions : impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
Log in To add this product to your basket Documentation Product information PRODUCT DEFINITION Brand SNR d - Internal diameter 75 mm D - External diameter 125 mm B - Bearing/Inner ring width 38 mm d2 - External diameter inner ring 81,2 mm D1 - Inner diameter outer ring 117,1 mm rs - Min fillet radius 1,5 mm Number of lubrication holes 3 b - Groove width 7,37 mm k - Hole diameter 3,5 mm Radial clearance class CN Mass 1,89 kg
PRODUCT PERFORMANCE C - Dynamic load 235 kN C0 - Static load 240 kN Cu - Fatigue limit load 29,3 kN e - Coefficient 0.22 Y0 - Static axial load coefficient 2.94 Y1 - Lower axial load coefficient 3.01 Y2 - Upper axial load coefficient 4.48 N lim - Mechanical Limit Speed 1400 tr/min Tmin - Min operating temperature -20 °C Tmax - Max operating temperature 120 °C
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 8,103 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,897 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,578 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,289 Hz FTF - Rotational frequency - cage (60 rpm) 0,426 Hz
ABUTMENT da max - Max shoulder diameter IR 81,2 mm da min - Min shoulder diameter IR 79 mm db - Min diameter for Sleeve 0 mm Da max - Max shoulder diameter OR 117,1 mm ra max - Max shaft & housing fillet radius 1,5 mm
Industry Calcul Factors 
