CATALOGUES - Roller Bearing - Tapered Roller Bearing - 31300 Series - 31311J2/QCL7C
Dimension and Parameters
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Designation :31311J2/QCL7C
- Principal dimensions(mm)
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d1 :55
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D :120
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B :31,5
- Basic load ratings(KN)
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dyc(Cr) :140
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stc(Cor) :137
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Pu :16,6
- Speed ratings(rpm)
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Speed Ratings :4300
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Limiting Speed :5600
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Weight(Kg) :1,55
- ISO335
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Dimensions (ABMA) :7FB
- Dimensions (mm)
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d :55
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d1~ :88,4
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B :29
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C :21
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r1,2(min) :2,5
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r3,4(min) :2
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a :37
- Abutment and fillet dimensions (mm)
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da(max) :68
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db(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
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Cb(min) :10,5
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ra(max) :2
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rb(max) :2
- Value
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e :0,83
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Y :0,72
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Yo :0,4