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Super Precision Angular Contact Ball Bearings 71822 CDGA/P4

Super Precision Angular Contact Ball Bearings 71822 CDGA/P4

The 71822 CDGA/P4 is a super precision angular contact ball bearing with a 110mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 7178 lbf and operates smoothly at speeds up to 16000 RPM.

With a 15° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure durability and easy maintenance.

This bearing is ideal for high-precision machinery like spindles or CNC equipment, where accuracy and reliability are crucial. It works in temperatures from -30°C to 110°C and comes lubricated for immediate use.

Weighing 0.51kg, it’s part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face mounting. Compliant with P4 tolerance standards for consistent performance.

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Product Parameters

  • Part Number 71822 CDGA/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 8.731 mm
  • Ball Qty 32
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 9112 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.51 kg
Super Precision Angular Contact Ball Bearings 71822 CDGA/P4 dimension drawing
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Features

Performance Features of 71822 CDGA/P4 Bearing

71822 CDGA/P4 Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 15° contact angle ensures optimal load distribution, enhancing performance in high-speed operations.

The phenolic cage maintains ball alignment, reducing friction and extending bearing life.
With a dynamic radial load capacity of 7178 lbf, it handles demanding conditions reliably.

71822 CDGA/P4 Bearing operates smoothly at speeds up to 16,000 rpm, suitable for precision machinery.
Its P4 tolerance class guarantees consistent accuracy, making it ideal for critical applications.

The bearing’s universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
This adaptability ensures compatibility with various machinery setups.

Designed for temperatures between -30°C and 110°C, 71822 CDGA/P4 Bearing performs well in diverse environments.
Its lubricated design minimises maintenance needs while ensuring long-term reliability.

Application

Key Fields for 71822 CDGA/P4 Bearing
The 71822 CDGA/P4 Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. Its phenolic cage offers quiet operation, ideal for environments where noise reduction matters.

In robotics, 71822 CDGA/P4 Bearing supports articulated arms and joints, thanks to its extra-light preload and smooth rotation. The open design allows for easy lubrication, extending service life in continuous operation.

For medical imaging devices like MRI scanners, 71822 CDGA/P4 Bearing’s P4 tolerance class guarantees consistent performance. The chrome steel construction resists wear, even in demanding clinical settings.

Automotive testing equipment often relies on 71822 CDGA/P4 Bearing for its ability to handle high speeds up to 16,000 rpm. Its universal matching feature simplifies installation in complex configurations.

Q&A

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