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Spherical roller bearing, one-piece machined cage, groove and lubrication holes on outer ring, tapered bore 1:12
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 360 mm B - Bearing/Inner ring width 98 mm D1 - Inner diameter outer ring 322,3 mm rs - Min fillet radius 4 mm Number of lubrication holes 3 ou 8 b - Groove width 20,01 mm k - Hole diameter 10 mm Associated sleeve reference H3140 Radial clearance class C3 Mass 42 kg
PRODUCT PERFORMANCE C - Dynamic load 1810 kN C0 - Static load 2100 kN Cu - Fatigue limit load 187 kN e - Coefficient 0.25 Y0 - Static axial load coefficient 2.68 Y1 - Lower axial load coefficient 2.74 Y2 - Upper axial load coefficient 4.08 N ref - Reference thermal speed 1500 tr/min N lim - Mechanical Limit Speed 2300 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) 7,568 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,432 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,043 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,022 Hz FTF - Rotational frequency - cage (60 rpm) 0,42 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 217 mm db - Min diameter for Sleeve 212 mm Ce - Min length fro Sleeve 24 mm Da max - Max shoulder diameter OR 343 mm ra max - Max shaft & housing fillet radius 3 mm
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