Description

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

d150 mm
D270 mm
B73 mm
d2177 mm
D1242 mm
rs min3 mm
Number of lubrication holes4
b15 mm
k7 mm
e0.25
Y12.74
Y24.08
Y02.68
Radial clearance classCN
BrandNTN
Dynamic load, C1,080 kN
Static load, C01,220 kN
Nlim (oil)2,300 Tr/min
Nlim (grease)1,800 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax200 °C
Characteristic cage frequency, FTF0.42 Hz
Characteristic rolling element frequency, BSF6.18 Hz
Characteristic outer ring frequency, BPF07.6 Hz
Characteristic inner ring frequency, BPFI10.4 Hz
da min164 mm
Da max256 mm
ra max3 mm
''