Descrizione

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Spherical roller bearing, with central rib on inner ring, 2-part machined cage centred on inner ring, groove and lubrication holes on outer ring

d380 mm
D560 mm
B180 mm
d2438 mm
D1498.1 mm
rs min5 mm
Number of lubrication holes8
b27 mm
k16 mm
e0.3
Y12.23
Y23.32
Y02.18
Radial clearance classC3
BrandNTN
Dynamic load, C3,250 kN
Static load, C07,100 kN
Fatigue limit load, Cu411 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.46 Hz
Characteristic rolling element frequency, BSF10.69 Hz
Characteristic outer ring frequency, BPF013.18 Hz
Characteristic inner ring frequency, BPFI15.82 Hz
da min398 mm
Da max542 mm
ra max4 mm
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