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Super Precision Angular Contact Ball Bearings 71940 CD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71940 CD/HCP4ADGA

The 71940 CD/HCP4ADGA is a super precision angular contact ball bearing with a 200mm bore and 280mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 76050 lbf and operates smoothly at speeds up to 6300 RPM.

Its phenolic cage and open design ensure low friction and easy maintenance, while the 15° contact angle provides excellent stability. The bearing is preloaded for extra light performance, making it ideal for high-precision applications.

This model is part of a matched set of two bearings, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF bearings.

Weighing 10.2kg, it’s a robust choice for machinery requiring high accuracy, such as CNC spindles or aerospace equipment. Compliant with P4A tolerance class for superior precision.

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Product Parameters

  • Part Number 71940 CD/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 200 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 280 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 76 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 25.4 mm
  • Ball Qty 26
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 76050 lbf
  • Static Radial Load 119250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 6300 rpm
  • Weight 10.2 kg
Super Precision Angular Contact Ball Bearings 71940 CD/HCP4ADGA dimension drawing
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Features

Performance Features of 71940 CD/HCP4ADGA Bearing

71940 CD/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face, adapting to various applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance under dynamic radial loads up to 76050 lbf.
With a maximum speed of 6,300 rpm, it delivers reliable operation in demanding conditions.

71940 CD/HCP4ADGA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its extra light preload ensures smooth rotation, making it ideal for precision tasks.

Application

Industrial Uses of 71940 CD/HCP4ADGA Bearing
71940 CD/HCP4ADGA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

In aerospace applications, 71940 CD/HCP4ADGA Bearing supports critical components like turbine shafts, thanks to its extra-light preload and universal matching. Its phenolic cage offers stability under varying temperatures.

For automation systems, 71940 CD/HCP4ADGA Bearing enhances the performance of robotic arms, providing smooth movement under radial loads. The P4A tolerance class ensures consistent precision in repetitive tasks.

Medical imaging devices benefit from 71940 CD/HCP4ADGA Bearing’s low vibration and high rigidity, crucial for clear scans. The chrome steel rings add durability in demanding clinical environments.

In electric vehicle motors, 71940 CD/HCP4ADGA Bearing handles angular loads efficiently, contributing to longer component life. Its lubricated design reduces maintenance needs in continuous operation.

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