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Tapered Roller Bearing
Dimension and Parameters
-
Pu
16.6
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Weight
1.55
-
Designation
*31311J2/QCL7C
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ISO335 Dimensions (ABMA)
7FB
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- Principal dimensions (mm)
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d
55
-
D
120
-
T
31.5
- Basic load ratings KN
-
dyc Cr
140
-
stc Cor
137
- Speed ratings rpm
-
Speed Ratings
4300
-
Limiting Speed
5600
- Dimensions mm
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d
55
-
d 1 ~
88.4
-
B
29
-
C
21
-
r 1,2 Min
2.5
-
r 3,4 Min
2
-
a
37
- Abutment and fillet dimensions mm
-
d a Max
68
-
d b Min
65
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Da Min
94
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Da Max
112
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Db Min
113
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Ca Min
4
-
Cb Min
10.5
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r a Max
2
-
r b Max
2
- Value
-
e
0.83
-
Y
0.72
-
Yo
0.4