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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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deep groove ball bearingSingle column deep groove ball bearing with ball gap
Single row deep groove ball bearing d 25-95mm with ball notch, stop groove and stop ring
Product Parameter
  • Basic size of mm
    d 55
    D 120
    B 29
  • The basic rated load is kN
    trends C 79.2
    static state Co 67
  • Fatigue load limit Pu 2.85
  • Rated rotation speed is r/min
    Refer to the speed 10000
    Limit speed 1) 6700
  • Mass kg 1.5
  • model
    Bearing open type 311NR
    Dust cover on one side 311-ZNR
    There are dust covers on both sides 311-2ZNR
    snap ring SP120
  • Dimensions are mm
    d 55
    d1 ～ 74
    D2 ～ 104
    D3 115.21
    D4 129.7
    f 2.82
    b 3.1
    C 4.06
    r0 the max 0.6
    r1,2 the min 2
  • Shoulder gear and chamfer size mm
    da the min 64
    Da the max 111
    Db the min 131
    ba the min 3.5
    Ca the max 6.88
    ra the max 2
Brand introduction
From Germany, made by heart
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15921316881
mc@macn-sh.com
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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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