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All linear bearing linear guide rail deep groove ball bearing angular contact ball bearing Automatic centering ball bearing cylindrical roller bearing tapered roller bearing spheric roller bearing CARB ring roller bearing ball thrust bearing The cylindrical roller thrust bearing Spherical roller thrust bearing Special application bearing Sensor bearing unit tapered adapter-sleeve withdrawal sleeve locknut SNL bearing block Roller bearing Cross roller bearing With outer spherical ball bearing Rotary support bearing
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spheric roller bearingA erical roller bearing with fitting sleeve
d1 20-65mm
Product Parameter
  • Basic size of mm
    d1 35
    D 90
    B 23
  • The basic rated load is kN
    trends C 104
    static state Co 108
  • Fatigue load limit Pu 11.8
  • Rated rotation speed is r/min
    Refer to the speed 7000
    limit speed 9500
  • Mass bearing + tightening sleeve 0.92
  • model
    bearing *21308EK
    tapered adapter-sleeve H308
  • Dimensions are mm
    d1 35
    d2 ～ 59.9
    d3 58
    D1 ～ 79.8
    B1 36
    B2 10
    b 5.5
    k 3
    r1,2 the min 1.5
  • Shoulder gear and chamfer size mm
    da the max 59
    db the min 44
    Da the max 81
    Ba the min 5
    ra the max 1.5
  • Calculation coefficient
    e 0.24
    Y1 2.8
    Y2 4.2
    Yo 2.8
Brand introduction
From Germany, made by heart
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15921316881
mc@macn-sh.com
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