Descripción

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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

d440 mm
D650 mm
B157 mm
d2508 mm
D1584.6 mm
rs min6 mm
Number of lubrication holes8
b20 mm
k12 mm
Associated sleeve referenceH3088
e0.24
Y12.85
Y24.24
Y02.78
Radial clearance classCN
BrandNTN
Dynamic load, C3,300 kN
Static load, C06,850 kN
Fatigue limit load, Cu838 kN
Nref0 Tr/min
Nlim0 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.45 Hz
Characteristic rolling element frequency, BSF10.62 Hz
Characteristic outer ring frequency, BPF013.16 Hz
Characteristic inner ring frequency, BPFI15.84 Hz
da min463 mm
db min458 mm
Ce min17 mm
Da max627 mm
ra max5 mm
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