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Parts Number

  • 3782/3720
  • Inquiry

    Product Information

    Designations

    3782/3720

    Boundary Dimensions

    d 44.45 mm Bore diameter
    D 93.264 mm Outside diameter
    T 30.162 mm Total width
    B 30.302 mm Width of inner ring
    C 23.812 mm Width of outer ring
    Cup r (min.) 3.2 mm Chamfer dimension of outer ring (Cup)
    Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)

    Basic Load Ratings

    Cr 127000 N Basic dynamic load rating
    C0r 136000 N Basic static load rating

    Speeds

    Grease 3800 min-1 Grease lubrication
    Oil (Oil-bath) 5300 min-1 Oil-bath lubrication

    Abutment and Fillet Dimensions

    da 58 mm Diameter of shaft abutment
    Da 82 mm Diameter of housing abutment
    db 52 mm Diameter of shaft abutment
    Db 88 mm Diameter of housing abutment
    ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
    ra (max.) 3.2 mm Radius of shaft or housing fillet of outer ring

    Calculation factors

    e 0.34 Constant
    Y0 0.97 Axial load Factors
    Y1 1.8 Axial load Factors

    Mass

    CONE (approx.) 0.678 kg
    CUP (approx.) 0.292 kg
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