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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 110 mm D - External diameter 180 mm B - Bearing/Inner ring width 56 mm d2 - External diameter inner ring 125,3 mm D1 - Inner diameter outer ring 160,9 mm rs - Min fillet radius 2 mm Number of lubrication holes 3 b - Groove width 8,86 mm k - Hole diameter 4 mm Radial clearance class C3 Mass 5,48 kg
PRODUCT PERFORMANCE C - Dynamic load 547 kN C0 - Static load 669 kN Cu - Fatigue limit load 72,7 kN e - Coefficient 0.28 Y0 - Static axial load coefficient 2.37 Y1 - Lower axial load coefficient 2.43 Y2 - Upper axial load coefficient 3.61 N ref - Reference thermal speed 3000 tr/min N lim - Mechanical Limit Speed 3500 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) 9,146 Hz BPFI - Over rolling frequency on inner (60 rpm) 11,854 Hz BSF - Over rolling frequency on rolling element (60 rpm) 7,5 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,75 Hz FTF - Rotational frequency - cage (60 rpm) 0,436 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 121 mm Da max - Max shoulder diameter OR 169 mm ra max - Max shaft & housing fillet radius 2 mm
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