Parts Number

  • NNU4972KRCC0P5
  • NNU4972KRCC1P5
  • NNU4972KRCC9P5
  • NNU4972KRE44CC0P5
  • NNU4972KRE44CC1P5
  • NNU4972KRE44CC9P5
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    Product Information

    Designations

    NNU4972KR

    Boundary Dimensions

    NNU: Outer ring rib typeBearing Type
    d360mmBore diameter
    D480mmOutside diameter
    B118mmWidth
    r(min.)3mmChamfer Dimension

    Basic Load Ratings

    Cr1390kNBasic Dynamic Load Rating
    C0r3550kNBasic Static Load Rating

    Speeds

    Grease1600min-1Limiting Speed
    Oil (Oil-air)1900min-1Limiting Speed

    Abutment and Fillet Dimensions

    da(min.)373mmDiameter of Shaft Abutment
    d1a(min.)383mmDiameter of Shaft Abutment
    Da(max.)467mmDiameter of Housing Abutment
    ra(max.)2.5mmRadius of Shaft or Housing Fillet

    Mass

    55.2kgMass(approx.)
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