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Super Precision Angular Contact Ball Bearings 71822 CDGA/HCP4

Super Precision Angular Contact Ball Bearings 71822 CDGA/HCP4

The 71822 CDGA/HCP4 is a super precision angular contact ball bearing with a 110mm bore and 140mm outer diameter, crafted from chrome steel for durability. Its 15° contact angle and ceramic balls ensure smooth operation under angular loads.

With a dynamic radial load capacity of 7178 lbf, it spins efficiently at speeds up to 16,000 RPM. The phenolic cage adds stability, while the open design allows for easy lubrication and maintenance.

This bearing is ideal for high-speed applications like machine tools or spindles, where precision is key. It operates in temperatures from -30°C to 110°C and comes in a set of three for versatile mounting options.

Weighing 0.45kg, it’s lightweight yet robust, meeting P4 tolerance standards for exceptional accuracy. Interchangeable with SKF bearings, it’s a reliable choice for replacements.

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Product Parameters

  • Part Number 71822 CDGA/HCP4
  • 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 Ceramic
  • 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 0.45 kg
Super Precision Angular Contact Ball Bearings 71822 CDGA/HCP4 dimension drawing
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Features

Engineered for Precision: 71822 CDGA/HCP4 Bearing

71822 CDGA/HCP4 Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability under dynamic radial loads up to 7178 lbf.
With a P4 tolerance class, it delivers exceptional accuracy for demanding tasks.

Designed for speeds up to 16,000 rpm, 71822 CDGA/HCP4 Bearing performs reliably in temperatures from -30°C to 110°C.
Its universal matching capability allows flexible arrangement options like back-to-back or tandem setups.

The open design and lubrication ensure consistent performance while reducing maintenance needs.
Weighing just 0.45 kg, it offers a balance of strength and lightweight construction.

Application

Practical Applications of 71822 CDGA/HCP4 Bearing
71822 CDGA/HCP4 Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precision in demanding industrial settings.

In robotics, 71822 CDGA/HCP4 Bearing provides smooth motion control for articulated arms, thanks to its angular contact design. The extra light preload makes it ideal for applications requiring minimal resistance.

For aerospace components, 71822 CDGA/HCP4 Bearing’s chrome steel rings offer durability under radial loads. Its temperature range suits both ground and flight conditions, ensuring reliable performance.

In medical imaging devices, 71822 CDGA/HCP4 Bearing’s precision helps maintain accurate positioning. The lubricated design ensures quiet operation, crucial for sensitive environments.

Q&A

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