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    BK4520 Drawn cup needle roller bearings with closed end Featured Image
    • BK4520 Drawn cup needle roller bearings with closed end

    BK4520 Drawn cup needle roller bearings with closed end

    Short Description:

    Drawn cup needle roller bearings are complete bearing units consisting of a thin-walled,drawn outer cup and a needle roller and cage assembly

    Drawn cup needle roller bearings with closed end are used to close off the shaft end of bearing lactions,

    This gives protection against injury by rotating shafts and protection from moisture and contamination

    The BK series is to DIN618-1/ISO 3245 , closed at one end,this bearing is for shaft diameters from 3 mm to 45 mm


    Product Detail

    Product Tags

    BK4520  Drawn cup needle roller bearings with closed end  detail Specifications:

    Material : 52100 Chrome Steel

    Construction : Single Row

    Inner ring IR series : IR40X45X20.5

    Inner ring LR series :LR40X45X20.5

    Limiting Speed : 6300 rpm

    Weight : 0.072 kg

     

    Main Dimensions:

    Diameter under rollers (Fw) : 45 mm

    Outer diameter (D) : 52 mm

    Width (C) : 20 mm

    Tolerance of Width : -0.3 mm to 0 mm

    Chamfer dimension drawn cup (outer ring) (r) min. : 0.8 mm

    Dynamic load ratings (Cr) :25.65 KN

    Static load ratings (Cor) : 56.05 KN

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