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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 130 mm D - External diameter 200 mm B - Bearing/Inner ring width 52 mm D1 - Inner diameter outer ring 182,6 mm rs - Min fillet radius 2 mm Number of lubrication holes 3 b - Groove width 8,91 mm k - Hole diameter 4 mm Radial clearance class C3 Mass 5,87 kg
PRODUCT PERFORMANCE C - Dynamic load 565 kN C0 - Static load 721 kN Cu - Fatigue limit load 75,3 kN e - Coefficient 0.22 Y0 - Static axial load coefficient 2.94 Y1 - Lower axial load coefficient 3.01 Y2 - Upper axial load coefficient 4.48 N ref - Reference thermal speed 3000 tr/min N lim - Mechanical Limit Speed 3600 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) 10,618 Hz BPFI - Over rolling frequency on inner (60 rpm) 13,383 Hz BSF - Over rolling frequency on rolling element (60 rpm) 8,471 Hz BRF - Rotational frequency – rolling element (60 rpm) 4,236 Hz FTF - Rotational frequency - cage (60 rpm) 0,442 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 138,8 mm Da max - Max shoulder diameter OR 191,2 mm ra max - Max shaft & housing fillet radius 2 mm
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