Description

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Tapered roller bearing, pressed steel cage

d170 mm
D260 mm
B57 mm
C43 mm
T57 mm
d1216.5 mm
a56 mm
rs min3 mm
r1s min2.5 mm
e0.44
Y21.35
Y00.74
Mass10.5 kg
ISO 355 referenceT4EC170
BrandNTN
Dynamic load, C500 kN
Rating life coefficient, A21
Static load, C0895 kN
Fatigue limit load, Cu86.7 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, FTF0.45 Hz
Characteristic rolling element frequency, BSF10.13 Hz
Characteristic outer ring frequency, BPF012.69 Hz
Characteristic inner ring frequency, BPFI15.31 Hz
da max187 mm
db min184 mm
Da min230 mm
Da max248 mm
Db min249 mm
Ca min10 mm
Cb min14 mm
ra max2.5 mm
r1a max2 mm
"''