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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 30 mm D - External diameter 62 mm B - Bearing/Inner ring width 25 mm d2 - External diameter inner ring 35,2 mm D1 - Inner diameter outer ring 56,4 mm rs - Min fillet radius 1 mm Number of lubrication holes 3 b - Groove width 4,39 mm k - Hole diameter 2 mm Radial clearance class CN Mass 0,33 kg
PRODUCT PERFORMANCE C - Dynamic load 75,7 kN C0 - Static load 64,5 kN Cu - Fatigue limit load 7,9 kN e - Coefficient 0.31 Y0 - Static axial load coefficient 2.1 Y1 - Lower axial load coefficient 2.15 Y2 - Upper axial load coefficient 3.2 N lim - Mechanical Limit Speed 3100 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) 6,149 Hz BPFI - Over rolling frequency on inner (60 rpm) 8,851 Hz BSF - Over rolling frequency on rolling element (60 rpm) 5,257 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,629 Hz FTF - Rotational frequency - cage (60 rpm) 0,41 Hz
ABUTMENT da max - Max shoulder diameter IR 35,2 mm da min - Min shoulder diameter IR 35,2 mm db - Min diameter for Sleeve 0 mm Da max - Max shoulder diameter OR 56,4 mm ra max - Max shaft & housing fillet radius 1 mm
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