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Tapered Roller Bearing
Dimension and Parameters
-
Pu
7.2
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Weight
0.37
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Designation
18790/18720/Q
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Series
18700
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- Principal dimensions (mm)
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d
50.8
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D
85
-
T
17.462
- Basic load ratings KN
-
dyc Cr
50.1
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stc Cor
65.5
- Speed ratings rpm
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Speed Ratings
5600
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Limiting Speed
8500
- Dimensions mm
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d
50.8
-
d 1 ~
66
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B
17.462
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C
13.495
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r 1,2 Min
3.5
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r 3,4 Min
1.5
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a
16
- Abutment and fillet dimensions mm
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d a Max
59
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d b Min
62
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Da Min
75
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Da Max
77.5
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Db Min
79
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Ca Min
3
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Cb Min
3.5
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r a Max
3
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r b Max
1.5
- Value
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e
0.4
-
Y
1.5
-
Yo
0.8