Description

Tapered roller bearing, pressed steel cage

d30.16 mm
D68.26 mm
B22.22 mm
C17.46 mm
T22.22 mm
a19.3 mm
rs min2.3 mm
r1s min1.5 mm
e0.18
Y21.1
Y00.6
Mass0.4 kg
BrandNTN
Dynamic load, C57.5 kN
Rating life coefficient, A21.4
Static load, C073.5 kN
Nlim (oil)8,100 Tr/min
Nlim (grease)6,100 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF6.69 Hz
Characteristic outer ring frequency, BPF07.77 Hz
Characteristic inner ring frequency, BPFI10.23 Hz
ra max2.3 mm
r1a max1.5 mm
''