Descrizione

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

d360 mm
D650 mm
B232 mm
d2453 mm
D1551 mm
rs min6 mm
Number of lubrication holes8
b33 mm
k20 mm
Associated sleeve referenceH3272
e0.36
Y11.87
Y22.78
Y01.83
Radial clearance classCN
BrandNTN
Dynamic load, C4,850 kN
Static load, C08,700 kN
Fatigue limit load, Cu530 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF6.94 Hz
Characteristic outer ring frequency, BPF08.2 Hz
Characteristic inner ring frequency, BPFI10.8 Hz
da min386 mm
db min385 mm
Ce min14 mm
Da max624 mm
ra max5 mm
''