d 120-140mm
Product Parameter
  • Basic size of mm
    d 140
    D 250
    B 42
  • The basic rated load is kN
    trends C 450
    static state Co 510
  • Fatigue load limit Pu 57
  • Rated rotation speed is r/min
    Refer to the speed 2800
    limit speed 3200
  • Specification standard holder 8.9
  • model
    Standard holder *NUP228ECM
    Other holder 1) ML
  • Dimensions are mm
    d 140
    d1 179
    D1 ~ 217
    F,E 169
    r1,2 the min 3
    r3,4 the min 3
    s1) -
  • Shoulder gear and chamfer size mm
    da the min 154
    da the max -
    db,Da the min 183
    Da the max 236
    ra the max 2.5
    rb the max 2.5
  • Calculation coefficient
    kr 0.15
  • Corner circle
    model -
    quality -
    Size B1 -
    Size B2 -