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Parts Number

  • NNU4960
  • NNU4960C3
  • Inquiry

    Product Information

    Designations

    NNU4960

    Boundary Dimensions

    d 300 mm Bore diameter
    D 420 mm Outside diameter
    B 118 mm Width
    FW 336 mm Raceway diameter of inner ring
    r (min.) 3 mm Chamfer dimension

    Basic Load Ratings

    Cr 1510000 N Basic dynamic load rating
    C0r 2870000 N Basic static load rating

    Speeds

    Grease 1200 min-1 Grease lubrication
    Oil (Oil-bath) 1500 min-1 Oil-bath lubrication

    Abutment and Fillet Dimensions

    da (min.) 313 mm Diameter of shaft abutment
    da (max.) 335 mm Diameter of shaft abutment
    dc (min.) 343 mm Diameter of shaft abutment
    d1a (min.) 318 mm Diameter of spacer sleeve abutment
    Da (max.) 407 mm Diameter of housing abutment
    ra (max.) 2.5 mm Radius of shaft or housing fillet

    Mass

    (approx.) 51.8 kg
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