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    25-year production experience

    d:
    D:
    B:
    7900 Series

    7900 Series

    Dimension and Parameters

    Bearing Numbers
    Single row :7906C
    DB :7906DB
    DF :7906DF
    DT :7906DT
    Principal dimensions(mm)
    d :30
    D :47
    B :9
    r(min) :0.3
    r1(min) :0.15
    Basic load ratings(N)
    Cr :8300
    Cor :6250
    Basic load ratings(kgf)
    Cr :845
    Cor :640
    Value
    fo :15.9
    Limiting Speed (rpm)
    Grease :22000
    Oil :28000
    Distance of action point(mm)
    a :9.7
    Abutment and fillet dimensions
    da(min) :32.5
    Da(max) :44.5
    ra(max) :0.3
    Weight
    (kg) :0.049
    Basic load ratings(duplex bearing) (N)
    Cr :13500
    Cor :12500
    Basic load ratings(duplex bearing) (kgf)
    Cr :1380
    Cor :1280
    Limiting Speed(duplex bearing) (rpm)
    Grease :17000
    Oil :24000
    Distance of action point (duplex bearing)(a0)
    back-to-back arrangement :19.3
    face-to-face arrangement :1.3
    Installation dimensions(duplex bearing)
    db(min) :-
    Db(max) :45.8
    rb(max) :0.15
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