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Product parameters

  • QIBR No.QKB042AR0
  • NSK No.NBA10707
  • Bearing Type Angular contact
  • Construction Single Row
  • Contact Angle 30°
  • Seal Type Open
  • Cross Section 5/16″ x 5/16″
Overall Dimensions
  • Bore Dia (d) 4.250"
  • Outer Dia (D) 4.875"
  • Width (B) 0.3125"
  • Land dia.L1 4.481"
  • Land dia.L2 4.643"
  • C'Bore dia.L3 4.710"
  • Weight (lbs) 0.31
Load Capacity
  • Dynamic(lbs) Radial 801
  • Static (lbs) Radial 1935
  • Dynamic(lbs) Thrust 1953
  • Static (lbs) Thrust 5580
Other parameters
  • Ring Material 52100 Chrome steel
  • Ball Material 52100 Chrome steel
  • Cage Material Brass
  • Lubrication Oil
  • Temperature Range -40° to 120 ℃
  • Radial Clearance 0.0000 – 0.0005"
  • Ball Hardness HRC 62-66
  • ABEC Rating ABEC-1
  • Quality Control ISO 9001
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