Descripción

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

d420 mm
D700 mm
B280 mm
d2499 mm
D1592 mm
rs min6 mm
Number of lubrication holes8
b33 mm
k20 mm
e0.4
Y11.69
Y22.51
Y01.65
Radial clearance classCN
BrandNTN
Dynamic load, C6,150 kN
Static load, C012,200 kN
Fatigue limit load, Cu1,024 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.44 Hz
Characteristic rolling element frequency, BSF7.66 Hz
Characteristic outer ring frequency, BPF09.2 Hz
Characteristic inner ring frequency, BPFI11.8 Hz
da min446 mm
Da max674 mm
ra max5 mm
''