Descrizione

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Tapered roller bearing, pressed steel cage

d50 mm
D90 mm
B20 mm
C17 mm
T21.75 mm
d168.4 mm
a20 mm
rs min1.5 mm
r1s min1.5 mm
e0.42
Y21.43
Y00.79
Mass0.53 kg
ISO 355 referenceT3DB050
BrandSNR
Dynamic load, C76.7 kN
Rating life coefficient, A21
Static load, C092.1 kN
Fatigue limit load, Cu11.2 kN
Nref5,100 Tr/min
Nlim8,100 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF6.63 Hz
Characteristic outer ring frequency, BPF08.15 Hz
Characteristic inner ring frequency, BPFI10.85 Hz
da max58 mm
db min58.5 mm
Da min79 mm
Da max81.5 mm
Db min85 mm
Ca min3 mm
Cb min4.5 mm
ra max1.5 mm
r1a max1.5 mm
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