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SY 20 FM

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    Description

    Y-bearing plummer block units

    Dimensions

    d 20 mm
    A 32 mm
    A1 21 mm
    A5 18.5 mm
    B1 31 mm
    H 64.5 mm
    H1 33.3 mm
    H2 14 mm
    J 97 mm
    J max. 106 mm
    J min. 88 mm
    L 127 mm
    N 20.5 mm
    N1 11.5 mm
    s1 24 mm
    Threaded hole
    RG 1/4-28 UNF
    R1 2 mm
    Rα 45 °
    Grease fitting
    DN 6.5 mm
    SWN 7 mm
    GN 1/4-28 SAE-LT
    Dowel pins
    J6 118 mm
    J7 11.5 mm
    N4 2 mm
    Calculation data

    Basic dynamic load rating C 12.7 kN
    Basic static load rating C0 6.5 kN
    Fatigue load limit Pu 0.28 kN
    Limiting speed 8500 r/min

    (with shaft tolerance h6)

    Mass

    Mass bearing unit 0.59 kg
    Mounting information

    Hexagonal key size for grub screw N 3 mm
    Recommended tightening torque for grub screw 4 N·m
    Recommended diameter for attachment bolts, mm G 10 mm
    Recommended diameter for attachment bolts, inch G 0.375 in
    Appertaining products

    Housing
    Bearing
    Appropriate products

    End cover

    For additional information about the meaning and limitations of the product data, refer to Y-bearing plummer block unitsand Y-bearing units (ball bearing units).