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, tapered bore 1:12

d420 mm
D700 mm
B224 mm
d2511 mm
D1610.6 mm
rs min6 mm
Number of lubrication holes8
b33 mm
k20 mm
Associated sleeve referenceH3184
e0.32
Y12.11
Y23.15
Y02.07
Radial clearance classCN
BrandNTN
Dynamic load, C5,200 kN
Static load, C09,950 kN
Fatigue limit load, Cu686 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, BSF7.96 Hz
Characteristic outer ring frequency, BPF09.67 Hz
Characteristic inner ring frequency, BPFI12.33 Hz
da min446 mm
db min443 mm
Ce min16 mm
Da max674 mm
ra max5 mm
''