La description

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

d530 mm
D780 mm
B250 mm
d2605.5 mm
D1688.4 mm
rs min6 mm
Number of lubrication holes8
b33 mm
k20 mm
e0.3
Y12.24
Y23.33
Y02.19
Radial clearance classC3
BrandNTN
Dynamic load, C5,600 kN
Static load, C012,700 kN
Fatigue limit load, Cu660 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, BSF10.66 Hz
Characteristic outer ring frequency, BPF012.72 Hz
Characteristic inner ring frequency, BPFI15.28 Hz
da min553 mm
Da max757 mm
ra max5 mm
''