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Parts Number

  • NNU4964
  • NNU4964C3
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    Product Information

    Designations

    NNU4964

    Boundary Dimensions

    d 320 mm Bore diameter
    D 440 mm Outside diameter
    B 118 mm Width
    FW 356 mm Raceway diameter of inner ring
    r (min.) 3 mm Chamfer dimension

    Basic Load Ratings

    Cr 1560000 N Basic dynamic load rating
    C0r 3050000 N Basic static load rating

    Speeds

    Grease 1100 min-1 Grease lubrication
    Oil (Oil-bath) 1400 min-1 Oil-bath lubrication

    Abutment and Fillet Dimensions

    da (min.) 333 mm Diameter of shaft abutment
    da (max.) 355 mm Diameter of shaft abutment
    dc (min.) 363 mm Diameter of shaft abutment
    d1a (min.) 338 mm Diameter of spacer sleeve abutment
    Da (max.) 427 mm Diameter of housing abutment
    ra (max.) 2.5 mm Radius of shaft or housing fillet

    Mass

    (approx.) 54.9 kg
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