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Super Precision Angular Contact Ball Bearings 71944 CD/P4ADGB

Super Precision Angular Contact Ball Bearings 71944 CD/P4ADGB

The 71944 CD/P4ADGB is a super precision angular contact ball bearing with a 220mm bore and 300mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 80550 lbf and operates smoothly at speeds up to 11000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face mounting. The phenolic cage ensures durability and reduces friction during high-speed rotations.

This bearing is lubricated for easy maintenance and performs reliably in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or CNC equipment where accuracy is crucial.

Weighing 13.2kg, it comes as a matched set of two bearings, interchangeable with SKF models. Compliant with P4A tolerance class for exceptional performance.

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Product Parameters

  • Part Number 71944 CD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 220 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 300 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 76 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 25.4 mm
  • Ball Qty 29
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 80550 lbf
  • Static Radial Load 135000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 13.2 kg
Super Precision Angular Contact Ball Bearings 71944 CD/P4ADGB dimension drawing
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Features

Performance Features of 71944 CD/P4ADGB Bearing

71944 CD/P4ADGB Bearing is designed with a 15° contact angle, ideal for handling both radial and axial loads efficiently.

Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation at high speeds.

With a maximum speed of 11,000 rpm, it is suitable for high-performance applications requiring precision.

The universal matching feature allows flexible arrangement options, including back-to-back and face-to-face configurations.

Application

Industrial Uses of 71944 CD/P4ADGB Bearing
71944 CD/P4ADGB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows flexible arrangement in back-to-back or face-to-face configurations.

In aerospace applications, 71944 CD/P4ADGB Bearing supports critical components like turbine shafts, thanks to its light preload and high-speed capability. The phenolic cage reduces friction, making it suitable for demanding environments.

For automation systems, 71944 CD/P4ADGB Bearing excels in robotic arms, providing smooth movement under radial loads. Its P4A tolerance class guarantees consistent performance in repetitive tasks.

Medical imaging devices benefit from 71944 CD/P4ADGB Bearing’s chrome steel construction, which offers reliability in high-precision scenarios. The open design simplifies lubrication maintenance for long-term use.

In heavy machinery, 71944 CD/P4ADGB Bearing handles substantial radial loads while maintaining stability. The 25.4 mm balls and 29-ball arrangement distribute stress evenly for extended service life.

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