Descripción

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Tapered roller bearing, pressed steel cage

d180 mm
D320 mm
B86 mm
C71 mm
T91 mm
d1249 mm
a77.5 mm
rs min5 mm
r1s min4 mm
e0.45
Y21.33
Y00.73
Mass30.7 kg
ISO 355 referenceT4GD180
BrandNTN
Dynamic load, C1,030 kN
Rating life coefficient, A21
Static load, C01,690 kN
Fatigue limit load, Cu157 kN
Nlim (oil)1,400 Tr/min
Nlim (grease)1,100 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF7.16 Hz
Characteristic outer ring frequency, BPF09.12 Hz
Characteristic inner ring frequency, BPFI11.88 Hz
da max204 mm
db min202 mm
Da min267 mm
Da max302 mm
Db min305 mm
Ca min10 mm
Cb min20 mm
ra max4 mm
r1a max3 mm
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