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Product parameters

  • QIBR No.QKD300XP0
  • KAYDON No.KD300XP0
  • Bearing Type  Four-Point Contact
  • Construction Single Row
  • Seal Type Open
  • Cross Section 1/2″ x 1/2″
Overall Dimensions
  • Bore Dia (d) 30"
  • Outer Dia (D) 31"
  • Width (B) 0.500"
  • Land dia.L1 30.37"
  • Land dia.L2 30.63"
  • Weight (lbs) 5.68
Load Capacity
  • Dynamic(lbs) Radial 6170.4
  • Static (lbs) Radial 18774
  • Dynamic(lbs) Thrust 11340
  • Static (lbs) Thrust 46944
  • Dynamic (in-lbs) Moment 70602.3
  • Static (in-lbs) Moment 286290
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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