Aircraft Needle & Roller
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KP-B Series Torque Tube Ball Bearings

Ball Bearing Features

  • single row, ball, deep groove
  • equipped with removable PTFE seals
  • exposed surfaces are cadmium plated except inner ring bore, caps & seals
  • operating temperature: -65 degrees to 250 degrees fahrenheit
  • lubricated in accordance to MIL-PRF-23827 or MIL-PRF-81322
Part # Bore OD Width Width 2 Width Bi Width BO Closure Raceway Contact Angle Ball Type Lube Flange Diameter Flange Width Dynamic Kaydon Radial (lbs) Dynamic ISO Radial (lbs) Dynamic Radial (lbs) Dynamic Thrust (lbs) Static Radial (lbs) Static Thrust (lbs) RFQ
KP16B 1 1.75 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP21B 1.313 2.0625 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP23B 1.438 2.1875 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP25B 1.563 1.3125 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP29B 1.813 2.5625 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP33B 2.063 2.8125 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP37B 2.313 3.0625 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP47B 2.938 3.875 N/A N/A 0.437 0.375 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP49B 3.063 4 N/A N/A 0.531 0.469 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP52B 3.25 4.1875 N/A N/A 0.531 0.469 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

KP56B 3.5 4.4375 N/A N/A 0.531 0.469 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

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