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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 130 mm D - External diameter 230 mm B - Bearing/Inner ring width 80 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 202,7 mm rs - Min fillet radius 3 mm Number of lubrication holes 3 ou 4 b - Groove width 11,56 mm k - Hole diameter 5 mm Associated sleeve reference H2326 Radial clearance class C3 Mass 13,38 kg
PRODUCT PERFORMANCE C - Dynamic load 958 kN C0 - Static load 1130 kN Cu - Fatigue limit load 115 kN e - Coefficient 0.32 Y0 - Static axial load coefficient 2.07 Y1 - Lower axial load coefficient 2.12 Y2 - Upper axial load coefficient 3.15 N ref - Reference thermal speed 1900 tr/min N lim - Mechanical Limit Speed 2600 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) 7,641 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,359 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,329 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,165 Hz FTF - Rotational frequency - cage (60 rpm) 0,424 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 144 mm db - Min diameter for Sleeve 142 mm Ce - Min length fro Sleeve 21 mm Da max - Max shoulder diameter OR 216 mm ra max - Max shaft & housing fillet radius 2,5 mm
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