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4T-30211
Basic parameters
Tapered roller bearing
Series
4T-30211
Model
Main Size(mm)
55
d
100
D
22.75
T
21
B
18
C
2
r s min1
1.5
r1 s min1
Rated base load
93.0
Dynamic load Cr/kN
111
Static load Cor/kN
9,500
Dynamic load Cr/kgf
11,300
Static load Cor/kgf
Allowable speed(rpm)
3,600
Grease lubrication
4,900
Oil lubrication
Bearing number
4T-30211
Bearing number
ISOSize
3DB
ISOSize
Installation relationship size(mm)
65
d a minmum
64
d b maximum
91.5
Da maximum
88
Da minmum
94
D b minmum
4
S a minmum
4.5
Sb minmum
2
r as maximum
1.5
r las maximum
Point of action(mm)
21
a
Constant
0.40
e
Axial load factor
1.48
Y 2
0.81
Y 0
Weight(about)kg
0.74
Weight
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