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4T-42690/42620
Basic parameters
The imperial tapered roller bearings
Series
4T-42690/42620
Model
Main Size(mm)
77.788
d
127
D
30.162
T
31
B
22.225
C
Rated base load
135
Dynamic load Cr/kN
194
Static load Cor/kN
13,800
Dynamic load Cr/kgf
19,800
Static load Cor/kgf
Allowable speed(rpm)
2,800
Grease lubrication
3,700
Oil lubrication
Bearing number
4T-42690/42620
Bearing number
Installation relationship size(mm)
91
da
85
db
114
Da
121
D b
3.5
r as max
3.3
r 1as max
Point of action(mm)
2.8
a
Constant
0.42
e
Axial load factor
1.43
Y 2
0.79
Y 0
Weight(about)kg
1.41
Weight
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