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        25-year production experience

        d:
        D:
        B:
        7900 Series

        7900 Series

        Dimension and Parameters

        Bearing Numbers
        Single row :7918C
        DB :7918DB
        DF :7918DF
        DT :7918DT
        Principal dimensions(mm)
        d :90
        D :125
        B :18
        r(min) :1.1
        r1(min) :0.6
        Basic load ratings(N)
        Cr :41500
        Cor :46000
        Basic load ratings(kgf)
        Cr :4250
        Cor :4700
        Value
        fo :16.5
        Limiting Speed (rpm)
        Grease :7500
        Oil :10000
        Distance of action point(mm)
        a :23.4
        Abutment and fillet dimensions
        da(min) :97
        Da(max) :118
        ra(max) :1
        Weight
        (kg) :0.563
        Basic load ratings(duplex bearing) (N)
        Cr :67500
        Cor :92000
        Basic load ratings(duplex bearing) (kgf)
        Cr :6900
        Cor :9400
        Limiting Speed(duplex bearing) (rpm)
        Grease :6000
        Oil :8500
        Distance of action point (duplex bearing)(a0)
        back-to-back arrangement :46.8
        face-to-face arrangement :10.8
        Installation dimensions(duplex bearing)
        db(min) :-
        Db(max) :120
        rb(max) :0.6
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