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Product parameters

  • QIBR No.QNB040XP0
  • KAYDON No.NB040XP0
  • Bearing Type Ball
  • Construction Single Row
  • Seal Type Open
  • Cross Section 5/16″ x 5/16″
Overall Dimensions
  • Bore Dia (d) 3.9998"
  • Outer Dia (D)4.6253"
  • Width (B) 0.3125"
  • Land dia.L1 4.231"
  • Land dia.L2 4.393"
  • Weight (lbs) 0.29
Load Capacity
  • Static (lbs) Radial1575
  • Dynamic(lbs) Radial981
  • Static (lbs) Thrust3933
  • Dynamic(lbs)Thrust1548
  • Static (lbs) Moment3393
  • Dynamic(lbs) Moment1588
Other parameters
  • Ring Material 52100 Chrome steel
  • Ball Material 52100 Chrome steel
  • Cage Material Brass
  • Surface Chromium Plating
  • Lubrication Oil
  • Temperature Range -40° to 120 ℃
  • Radial Clearance 0.0000 – 0.0005"
  • ABEC Rating ABEC-1
  • Quality Control ISO 9001
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