Angular Contact Ball Bearings
Dimension and Parameters
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Designations :71904C
- Principal dimensions(mm)
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d :20
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D :37
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B :9
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r(min) :0.3
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r1(min) :0.15
- Basic load ratings(KN)
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Cr :6.95
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Cor :4.25
- Speed ratings (rpm)
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grease :22000
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oil :32000
- Load position(mm)
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a :8.3
- Abutment and fillet dimensions(mm)
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da min :22.5
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Da max :34.5
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ra max :0.3
- Weight
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(kg) :0.036