30300 Series
(25)
CATALOGUES - Roller Bearing - Tapered Roller Bearing - 30300 Series - 30305J2
30300 Series
30300 Series
Dimension and Parameters
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Designation :30305J2
- Principal dimensions（mm）
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d1 :25
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D :62
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B :18,25
- Basic load ratings（KN）
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dyc(Cr) :44,6
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stc(Cor) :43
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Pu :4,75
- Speed ratings（rpm）
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Speed Ratings :9000
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Limiting Speed :12000
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Weight(Kg) :0,26
- ISO335
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Dimensions (ABMA) :2FB
- Dimensions （mm）
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d :25
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d1～ :41,5
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B :17
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C :15
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r1,2(min) :1,5
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r3,4(min) :1,5
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a :13
- Abutment and fillet dimensions （mm）
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da(max) :34
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db(min) :32
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Da(min) :54
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Da(max) :55
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Db(min) :57
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Ca(min) :2
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Cb(min) :3
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ra(max) :1,5
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rb(max) :1,5
- Value
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e :0,3
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Y :2
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Yo :1,1
