All Categories
  • Principal dimensions
    (mm)
    d 8
    D 16
    B 6
  • Basic load ratings
    KN
    dyc
    Cr
    1.12
    stc
    Cor
    0.55
  • Pu 0.024
  • Speed ratings
    rpm
    Speed Ratings 90000
    Limiting Speed 45000
  • Weight
    kg
    0.0043
  • Designation W638/8-2Z
  • Dimensions
    mm
    d 8
    d1
    9.6
    D1
    14.2
    r1,2
    Min
    0.2
  • Abutment and fillet dimensions
    mm
    da
    Min
    9.4
    Da
    Max
    14.6
    ra
    Max
    0.2
  • Value
    kr 0.015
    fo 11