Descripción

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Tapered roller bearing, pressed steel cage

d140 mm
D250 mm
B68 mm
C58 mm
T71.75 mm
d1193 mm
a61 mm
rs min4 mm
r1s min3 mm
e0.44
Y21.38
Y00.76
Mass14.1 kg
ISO 355 referenceT4FD140
BrandNTN
Dynamic load, C610 kN
Rating life coefficient, A21
Static load, C0920 kN
Fatigue limit load, Cu92 kN
Nlim (oil)1,900 Tr/min
Nlim (grease)1,400 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF6.9 Hz
Characteristic outer ring frequency, BPF08.2 Hz
Characteristic inner ring frequency, BPFI10.8 Hz
da max158 mm
db min158 mm
Da min210 mm
Da max236 mm
Db min238 mm
Ca min9 mm
Cb min13.5 mm
ra max3 mm
r1a max2.5 mm
"''