Product Catalog

Self-aligning Ball Bearings
Bearings for Ball Screw Supports
Cylindrical Roller Bearing For Pulley
Stainless Steel Bearings

NN double row cylindrical roller bearing

Product Parameters

  • Bearing number
    Cylindrical hole NN3008
    Conical hole NN3008K
  • Overall dimension (mm)
    d 40
    D 68
    B 21
    r(min) 1
    Ew 61
  • Limit speed (RPM)
    grease 9000
    Oil lubrication 11000
  • Rated load (n)
    Cr 43500
    Cor 55500
  • Installation dimension (mm)
    da(2)(min) 45
    d1a(min) 46
    Da(max) 63
    Da(min) 62
    ra(max) 1
  • (Reference) 0.309