CATALOGUES - Roller Bearing - Tapered Roller Bearing - 31300 Series - 31308J2/QCL7C
Dimension and Parameters
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Designation :31308J2/QCL7C
- Principal dimensions(mm)
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d1 :40
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D :90
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B :25,25
- Basic load ratings(KN)
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dyc(Cr) :85
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stc(Cor) :81,5
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Pu :9,5
- Speed ratings(rpm)
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Speed Ratings :5600
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Limiting Speed :7500
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Weight(Kg) :0,72
- ISO335
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Dimensions (ABMA) :7FB
- Dimensions (mm)
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d :40
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d1~ :67,1
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B :23
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C :17
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r1,2(min) :2
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r3,4(min) :1,5
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a :28
- Abutment and fillet dimensions (mm)
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da(max) :51
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db(min) :49
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Da(min) :71
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Da(max) :81
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Db(min) :86
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Ca(min) :3
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Cb(min) :8
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ra(max) :2
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rb(max) :1,5
- Value
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e :0,83
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Y :0,72
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Yo :0,4