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Super Precision Angular Contact Ball Bearings 71944 CD/HCP4ADGB

Super Precision Angular Contact Ball Bearings 71944 CD/HCP4ADGB

The 71944 CD/HCP4ADGB is a super precision angular contact ball bearing with a 220mm bore and 300mm outer diameter, designed for high-performance applications. Its 15° contact angle and ceramic balls ensure smooth operation under heavy loads, up to 80550 lbf dynamically.

The open design and phenolic cage allow for easy lubrication and long service life, even at speeds up to 11000 RPM. It comes preloaded for light use, making it ready for immediate installation.

This bearing is part of a matched set, suitable for universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for machine tools or high-speed spindles where precision is key.

Weighing 11.1kg, it’s robust yet efficient, with a temperature range of -30°C to 110°C. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number 71944 CD/HCP4ADGB
  • 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 Ceramic
  • 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 11.1 kg
Super Precision Angular Contact Ball Bearings 71944 CD/HCP4ADGB dimension drawing
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Features

Performance Features of 71944 CD/HCP4ADGB Bearing

71944 CD/HCP4ADGB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 11,000 rpm.
With universal matching capability, it supports various configurations like back-to-back or face-to-face arrangements.

71944 CD/HCP4ADGB Bearing handles dynamic radial loads up to 80,550 lbf, making it suitable for precision machinery.
Its P4A tolerance class guarantees consistent performance in demanding industrial environments.

The open design allows for easy lubrication, extending service life while maintaining efficiency.
Operating between -30°C to 110°C, it performs reliably in varied temperature conditions.

Application

Essential Roles of 71944 CD/HCP4ADGB Bearing
71944 CD/HCP4ADGB Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load distribution. The ceramic balls reduce friction, making it suitable for high-speed spindle applications.

In aerospace components, 71944 CD/HCP4ADGB Bearing provides reliable performance in gearboxes and rotor systems. Its universal matching design allows flexible installation in back-to-back or face-to-face configurations.

For robotics, 71944 CD/HCP4ADGB Bearing’s phenolic cage offers stability in automated arms and precision actuators. The P4A tolerance class guarantees consistent movement in repetitive tasks.

Medical imaging devices benefit from 71944 CD/HCP4ADGB Bearing’s low heat generation during high-speed rotations. The lubricated design ensures smooth operation in sensitive diagnostic equipment.

In energy sector applications like wind turbines, 71944 CD/HCP4ADGB Bearing handles heavy radial loads with ease. Its chrome steel rings and ceramic balls provide durability in harsh outdoor conditions.

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