Skip to Header Skip to Main Content Skip to Footer
Spherical roller bearing, pressed steel cage, groove and lubrication holes on outer ring
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 65 mm D - External diameter 140 mm B - Bearing/Inner ring width 48 mm d2 - External diameter inner ring 81,3 mm D1 - Inner diameter outer ring 121,2 mm rs - Min fillet radius 2,1 mm Number of lubrication holes 3 b - Groove width 9,24 mm k - Hole diameter 4 mm Radial clearance class CN Mass 3,413 kg
PRODUCT PERFORMANCE C - Dynamic load 369 kN C0 - Static load 343 kN Cu - Fatigue limit load 41,2 kN e - Coefficient 0.33 Y0 - Static axial load coefficient 2.01 Y1 - Lower axial load coefficient 2.06 Y2 - Upper axial load coefficient 3.06 N ref - Reference thermal speed 4000 tr/min N lim - Mechanical Limit Speed 4800 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 5,615 Hz BPFI - Over rolling frequency on inner (60 rpm) 8,385 Hz BSF - Over rolling frequency on rolling element (60 rpm) 4,746 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,373 Hz FTF - Rotational frequency - cage (60 rpm) 0,401 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 77 mm Da max - Max shoulder diameter OR 128 mm ra max - Max shaft & housing fillet radius 2 mm
Industry Calcul Factors 
