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Tapered Roller Bearing
Dimension and Parameters
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Pu
20.8
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Weight
1.1
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Designation
*30210J2/QDF
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- Principal dimensions (mm)
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d
50
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D
90
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T
43.5
- Basic load ratings KN
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dyc Cr
150
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stc Cor
183
- Speed ratings rpm
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Speed Ratings
4800
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Limiting Speed
7500
- Dimensions mm
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d
50
-
2B
40
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r 3,4 Min
1.5
-
r 5 Min
0.6
- Abutment and fillet dimensions mm
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d a Max
58
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Da Min
79
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Da Max
83
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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
0.43
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Y1
1.6
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Y2
2.3
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Yo
1.6