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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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cylindrical roller bearingDouble-column full-loaded cylindrical roller bearing
d 200-260mm
Product Parameter
  • Basic size of mm
    d 240
    D 320
    B 80
  • The basic rated load is kN
    trends C 781
    static state Co 1760
  • Fatigue load limit Pu 173
  • Rated rotation speed is r/min
    Refer to the speed 850
    limit speed 1100
  • quality 18.5
  • model NNCF4948CV
  • Dimensions are mm
    d 240
    d1 ～ 270
    D1 ～ 292
    E 299.46
    b1 8
    k 4
    r1,2 the min 2.1
    s1) 5
  • Shoulder gear and chamfer size mm
    da the min 251
    das2) suggested value 267
    Da the max 309
    ra the max 2
Brand introduction
From Germany, made by heart
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15921316881
mc@macn-sh.com
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linear bearing
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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
Solution
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