Descrizione

"

Tapered roller bearing, pressed steel cage

d30 mm
D72 mm
B19 mm
C14 mm
T20.75 mm
d152.4 mm
a18.6 mm
rs min1.5 mm
r1s min1.5 mm
e0.83
Y20.73
Y00.4
Mass0.39 kg
ISO 355 referenceT7FB030
BrandSNR
Dynamic load, C55.2 kN
Rating life coefficient, A21
Static load, C060.7 kN
Fatigue limit load, Cu7.4 kN
Nref6,100 Tr/min
Nlim11,000 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.42 Hz
Characteristic rolling element frequency, BSF5.38 Hz
Characteristic outer ring frequency, BPF06.73 Hz
Characteristic inner ring frequency, BPFI9.27 Hz
da max39 mm
db min38.5 mm
Da min55 mm
Da max63.5 mm
Db min68 mm
Ca min3 mm
Cb min6.5 mm
ra max1.5 mm
r1a max1.5 mm
"''