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Spherical roller bearing, one-piece machined 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 55 mm D - External diameter 100 mm B - Bearing/Inner ring width 25 mm D1 - Inner diameter outer ring 89,7 mm rs - Min fillet radius 1,5 mm Number of lubrication holes 3 b - Groove width 6,35 mm k - Hole diameter 3 mm Radial clearance class C4 Mass 0,84 kg
PRODUCT PERFORMANCE C - Dynamic load 148 kN C0 - Static load 140 kN Cu - Fatigue limit load 17,1 kN e - Coefficient 0.23 Y0 - Static axial load coefficient 2.89 Y1 - Lower axial load coefficient 2.95 Y2 - Upper axial load coefficient 4.39 N ref - Reference thermal speed 6100 tr/min N lim - Mechanical Limit Speed 8200 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) 7,195 Hz BPFI - Over rolling frequency on inner (60 rpm) 9,805 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,287 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,144 Hz FTF - Rotational frequency - cage (60 rpm) 0,423 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 64 mm Da max - Max shoulder diameter OR 91 mm ra max - Max shaft & housing fillet radius 1,5 mm
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