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Super Precision Angular Contact Ball Bearings 71940 CD/HCP4ADGB

Super Precision Angular Contact Ball Bearings 71940 CD/HCP4ADGB

The 71940 CD/HCP4ADGB 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 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing is preloaded for light, precise performance and works in temperatures from -30°C to 110°C. It comes as a matched set of two, interchangeable with SKF bearings.

Perfect for machine tools or high-speed spindles where accuracy and reliability are crucial. Weighing 10.2kg, it’s robust yet designed for precision.

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Product Parameters

  • Part Number 71940 CD/HCP4ADGB
  • 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 Light / Class B
  • 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/HCP4ADGB dimension drawing
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Features

Performance Features of 71940 CD/HCP4ADGB Bearing

71940 CD/HCP4ADGB Bearing is designed with a 15° contact angle, providing excellent angular contact performance.
Its chrome steel rings and ceramic balls ensure durability and smooth operation under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and wear during high-speed rotation.
With a dynamic radial load capacity of 76050 lbf, it handles demanding applications with ease.

71940 CD/HCP4ADGB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching design allows flexible arrangement options for various load requirements.

The P4A tolerance class ensures high precision, making it suitable for critical applications.
Lubrication is optimised for long service life, reducing maintenance needs.

Application

Common Applications of 71940 CD/HCP4ADGB Bearing
71940 CD/HCP4ADGB Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making it ideal for high-speed spindle applications.

In aerospace components, 71940 CD/HCP4ADGB Bearing provides reliable performance in gearboxes and rotor systems. Its universal matching design allows for flexible arrangements, catering to complex load requirements.

For robotics and automation, 71940 CD/HCP4ADGB Bearing’s phenolic cage offers stability in repetitive motion tasks. The P4A tolerance class ensures consistent precision in robotic arms and CNC machinery.

Medical imaging devices benefit from 71940 CD/HCP4ADGB Bearing’s smooth operation and low heat generation. The chrome steel rings and ceramic balls enhance durability in critical diagnostic equipment.

In electric vehicle motors, 71940 CD/HCP4ADGB Bearing supports high-speed rotation with minimal energy loss. Its light preload design reduces vibration, improving overall motor efficiency.

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