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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 160 mm D - External diameter 290 mm B - Bearing/Inner ring width 104 mm D1 - Inner diameter outer ring 253,7 mm rs - Min fillet radius 3 mm Number of lubrication holes 3 ou 4 b - Groove width 14,85 mm k - Hole diameter 7 mm Associated sleeve reference H2332 Radial clearance class C3 Mass 28,71 kg
PRODUCT PERFORMANCE C - Dynamic load 1550 kN C0 - Static load 1890 kN Cu - Fatigue limit load 180 kN e - Coefficient 0.33 Y0 - Static axial load coefficient 1.98 Y1 - Lower axial load coefficient 2.03 Y2 - Upper axial load coefficient 3.02 N ref - Reference thermal speed 1400 tr/min N lim - Mechanical Limit Speed 2100 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) 7,606 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,394 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,151 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,076 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 174 mm db - Min diameter for Sleeve 174 mm Ce - Min length fro Sleeve 18 mm Da max - Max shoulder diameter OR 276 mm ra max - Max shaft & housing fillet radius 2,5 mm
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