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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 45 mm D - External diameter 100 mm B - Bearing/Inner ring width 25 mm d2 - External diameter inner ring 65 mm D1 - Inner diameter outer ring 86,7 mm rs - Min fillet radius 1,5 mm Number of lubrication holes 3 b - Groove width 6,84 mm k - Hole diameter 3 mm Radial clearance class CN Mass 0,95 kg
PRODUCT PERFORMANCE C - Dynamic load 138 kN C0 - Static load 134 kN Cu - Fatigue limit load 16,3 kN e - Coefficient 0.23 Y0 - Static axial load coefficient 2.83 Y1 - Lower axial load coefficient 2.9 Y2 - Upper axial load coefficient 4.31 N ref - Reference thermal speed 5600 tr/min N lim - Mechanical Limit Speed 8300 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) 7,69 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,31 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,643 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,322 Hz FTF - Rotational frequency - cage (60 rpm) 0,427 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 54 mm Da max - Max shoulder diameter OR 91 mm ra max - Max shaft & housing fillet radius 1,5 mm
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