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Tapered Roller Bearing
Dimension and Parameters
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Pu
8.65
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Weight
0.55
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Designation
31305J2/QDF
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- Principal dimensions (mm)
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d
25
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D
62
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T
36.5
- Basic load ratings KN
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dyc Cr
64.4
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stc Cor
80
- Speed ratings rpm
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Speed Ratings
6000
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Limiting Speed
11000
- Dimensions mm
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d
25
-
2B
34
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r 3,4 Min
1.5
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r 5 Min
0.6
- Abutment and fillet dimensions mm
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d a Max
34
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Da Min
47
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Da Max
55
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Ca Min
3
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r a Max
1.5
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r c Max
0.6
- Value
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e
0.83
-
Y1
0.81
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Y2
1.2
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Yo
0.8