d 206,375-343,154mm  8,1250-13,5100 in
Product Parameter
  • Basic size of mm
    d 257.175
    D 358.775
    T 71.438
  • The basic rated load is kN
    trends C 842
    static state Co 1760
  • Fatigue load limit Pu 156
  • Rated rotation speed is r/min
    Refer to the speed 1200
    limit speed 1700
  • quality 20.5
  • model M249747/710
  • series M249700
  • Dimensions are mm
    d 257.175
    d1 297
    B 57.15
    C 44.45
    r1,2 the min 6.4
    r3,4 the min 3.3
    a 60
  • Shoulder gear and chamfer size mm
    da the max 273
    db the min 289
    Da the min 318
    Da the max 343
    Db the min 331
    Ca the min 9
    Cb the min 12.5
    ra the max 6
    rb the max 3
  • Calculation coefficient
    e 0.35
    Y 1.7
    Yo 0.9