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tapered roller bearingPaired single-column tapered roller bearings
Back-to-back configuration is d 40-170mm
Product Parameter
  • Basic size of mm
    d 40
    D 90
    T 72
  • The basic rated load is kN
    trends C 170
    static state Co 190
  • Fatigue load limit Pu 21.6
  • Rated rotation speed is r/min
    Refer to the speed 5300
    limit speed 8000
  • quality 1.9
  • model *30308T72J2/QDBC220
  • Dimensions are mm
    d 40
    d1 ～ 62.5
    C 61.5
    r1,2 the min 2
    r5 the min 0.6
    a 50
    Cb the min 49
  • Shoulder gear and chamfer size mm
    db the max 82
    Dbthe min 5
    ra the max 2
    rc the max 0.6
  • Calculation coefficient
    e 0.35
    Y1 1.9
    Y2 2.9
    Yo 1.8
Brand introduction
From Germany, made by heart
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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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