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Spherical roller bearing, one-piece machined cage, groove and lubrication holes on outer ring, tapered bore 1:30
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 200 mm D - External diameter 340 mm B - Bearing/Inner ring width 140 mm D1 - Inner diameter outer ring 291 mm rs - Min fillet radius 3 mm Number of lubrication holes 3 ou 8 b - Groove width 16,98 mm k - Hole diameter 8 mm Associated sleeve reference H24140 Radial clearance class C3 Mass 52,6 kg
PRODUCT PERFORMANCE C - Dynamic load 2130 kN C0 - Static load 2930 kN Cu - Fatigue limit load 265 kN e - Coefficient 0.39 Y0 - Static axial load coefficient 1.7 Y1 - Lower axial load coefficient 1.74 Y2 - Upper axial load coefficient 2.59 N ref - Reference thermal speed 1000 tr/min N lim - Mechanical Limit Speed 1500 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) 8,652 Hz BPFI - Over rolling frequency on inner (60 rpm) 11,349 Hz BSF - Over rolling frequency on rolling element (60 rpm) 7,049 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,525 Hz FTF - Rotational frequency - cage (60 rpm) 0,433 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 214 mm Da max - Max shoulder diameter OR 326 mm ra max - Max shaft & housing fillet radius 2,5 mm
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