• 幸运28

    25-year production experience

    d:
    D:
    B:
    7900 Series

    7900 Series

    Dimension and Parameters

    Bearing Numbers
    Single row :7915C
    DB :7915DB
    DF :7915DF
    DT :7915DT
    Principal dimensions(mm)
    d :75
    D :105
    B :16
    r(min) :1
    r1(min) :0.6
    Basic load ratings(N)
    Cr :28600
    Cor :29300
    Basic load ratings(kgf)
    Cr :2910
    Cor :2980
    Value
    fo :16.5
    Limiting Speed (rpm)
    Grease :9000
    Oil :12000
    Distance of action point(mm)
    a :20.1
    Abutment and fillet dimensions
    da(min) :81
    Da(max) :99
    ra(max) :1
    Weight
    (kg) :0.357
    Basic load ratings(duplex bearing) (N)
    Cr :46500
    Cor :58500
    Basic load ratings(duplex bearing) (kgf)
    Cr :4750
    Cor :5950
    Limiting Speed(duplex bearing) (rpm)
    Grease :7100
    Oil :10000
    Distance of action point (duplex bearing)(a0)
    back-to-back arrangement :40.1
    face-to-face arrangement :8.1
    Installation dimensions(duplex bearing)
    db(min) :-
    Db(max) :100
    rb(max) :0.6
    幸运28