Description

Spherical roller bearing, one-piece machined cage, groove and lubrication holes on outer ring

d170 mm
D230 mm
B45 mm
d2185 mm
D1215 mm
rs min2 mm
Number of lubrication holes3
b9.8 mm
k4.5 mm
e0.16
Y14.11
Y26.12
Y04.02
Radial clearance classCN
BrandNTN
Dynamic load, C468 kN
Static load, C0723 kN
Fatigue limit load, Cu69.7 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax200 °C
Characteristic cage frequency, FTF0.46 Hz
Characteristic rolling element frequency, BSF13.3 Hz
Characteristic outer ring frequency, BPF016.2 Hz
Characteristic inner ring frequency, BPFI18.8 Hz
da min178.8 mm
Da max221.2 mm
ra max2 mm
''