Descripción

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Tapered roller bearing, pressed steel cage

d180 mm
D250 mm
B45 mm
C34 mm
T45 mm
d1216.5 mm
a54 mm
rs min2.5 mm
r1s min2 mm
e0.48
Y21.25
Y00.69
Mass6.54 kg
ISO 355 referenceT4DC180
BrandNTN
Dynamic load, C350 kN
Rating life coefficient, A21
Static load, C0700 kN
Fatigue limit load, Cu67.9 kN
Nlim (oil)1,700 Tr/min
Nlim (grease)1,300 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.46 Hz
Characteristic rolling element frequency, BSF13.47 Hz
Characteristic outer ring frequency, BPF016.73 Hz
Characteristic inner ring frequency, BPFI19.27 Hz
da max193 mm
db min192 mm
Da min225 mm
Da max240 mm
Db min241 mm
Ca min8 mm
Cb min11 mm
ra max2 mm
r1a max2 mm
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