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Double Row Cylindrical Roller Bearings
Dimension and Parameters
- Bearing NO.
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Cylindrical Hole :NNU4864
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Tapered Hole :NNU4864K
- Boundary dimensions(mm)
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d :320
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D :400
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B/C :80
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r 1.2min :2.1
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r3.4min :2.1
- Basic load ratings(kN)
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Cr :765
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Cor :2080
- Limiting speed(rpm)
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Speed Ratings :1500
- Abutment and fillet dimensions(mm)
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da max :340
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Da max :389
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ra max :2
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rb max :2
- Weight(kg)
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Refer :23.5