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

d340 mm
D520 mm
B180 mm
d2394 mm
D1455 mm
rs min5 mm
Number of lubrication holes8
b27 mm
k16 mm
e0.34
Y11.98
Y22.95
Y01.94
Radial clearance classC3
BrandNTN
Dynamic load, C3,000 kN
Static load, C06,200 kN
Fatigue limit load, Cu513 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.45 Hz
Characteristic rolling element frequency, BSF9.5 Hz
Characteristic outer ring frequency, BPF011.68 Hz
Characteristic inner ring frequency, BPFI14.32 Hz
da min358 mm
Da max502 mm
ra max4 mm
"''