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4T-30303
Basic parameters
Tapered roller bearing
Series
4T-30303
Model
Main Size(mm)
17
d
47
D
15.25
T
14
B
12
C
1
r s min1
1
r1 s min1
Rated base load
28.9
Dynamic load Cr/kN
26.3
Static load Cor/kN
2,940
Dynamic load Cr/kgf
2,680
Static load Cor/kgf
Allowable speed(rpm)
9,000
Grease lubrication
12,000
Oil lubrication
Bearing number
4T-30303
Bearing number
ISOSize
2FB
ISOSize
Installation relationship size(mm)
22.5
d a minmum
24
d b maximum
41.5
Da maximum
40
Da minmum
42
D b minmum
3
S a minmum
3.5
Sb minmum
1
r as maximum
1
r las maximum
Point of action(mm)
10.5
a
Constant
0.29
e
Axial load factor
2.11
Y 2
1.16
Y 0
Weight(about)kg
0.134
Weight
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