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

d460 mm
D760 mm
B240 mm
d2558 mm
D1659.7 mm
rs min7.5 mm
Number of lubrication holes8
b33 mm
k20 mm
e0.31
Y12.19
Y23.27
Y02.15
Radial clearance classCN
BrandNTN
Dynamic load, C5,700 kN
Static load, C011,400 kN
Fatigue limit load, Cu812 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, BSF8.43 Hz
Characteristic outer ring frequency, BPF010.18 Hz
Characteristic inner ring frequency, BPFI12.82 Hz
da min492 mm
Da max728 mm
ra max6 mm
''