CATALOGUES - Roller Bearing - Tapered Roller Bearing - 31300 Series - 31305J2
Dimension and Parameters
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Designation :31305J2
- 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) :38
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stc(Cor) :40
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Pu :4,4
- Speed ratings(rpm)
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Speed Ratings :7500
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Limiting Speed :11000
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Weight(Kg) :0,26
- ISO335
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Dimensions (ABMA) :7FB
- Dimensions (mm)
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d :25
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d1~ :45,8
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B :17
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C :13
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r1,2(min) :1,5
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r3,4(min) :1,5
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a :20
- 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) :47
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Da(max) :55
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Db(min) :59
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Ca(min) :3
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Cb(min) :5
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ra(max) :1,5
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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