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Super Precision Angular Contact Ball Bearings 71822 CD/P4DBB

Super Precision Angular Contact Ball Bearings 71822 CD/P4DBB

The 71822 CD/P4DBB is a super precision angular contact ball bearing with a 110mm bore and 140mm outer diameter, crafted from durable chrome steel. It measures 32mm in width and comes as a matched pair for balanced performance.

This bearing handles radial loads up to 11700 lbf and operates smoothly at speeds up to 16000 RPM. Its 15° contact angle provides excellent stability under angular loads, while the phenolic cage ensures quiet running.

The open design allows for easy lubrication, extending the bearing’s lifespan. It performs reliably in temperatures ranging from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or high-speed motors, where accuracy and durability are key. Weighing 1.01kg, it’s robust yet manageable for its size. Compliant with P4 tolerance class for superior precision.

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Product Parameters

  • Part Number 71822 CD/P4DBB
  • 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 32 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 11700 lbf
  • Static Radial Load 18338 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.01 kg
Super Precision Angular Contact Ball Bearings 71822 CD/P4DBB dimension drawing
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Features

How Is 71822 CD/P4DBB Bearing Engineered for Reliability?

71822 CD/P4DBB Bearing features a 15° contact angle, optimised for handling both radial and axial loads with precision.
The chrome steel construction ensures durability, while the phenolic cage minimises friction for smoother operation.

With a dynamic radial load capacity of 11700 lbf, it performs reliably in demanding applications.
Its P4 tolerance class guarantees high precision, making it suitable for critical machinery.

The matched arrangement of two bearings (DB) enhances stability under light preload conditions.
Operating at speeds up to 16,000 rpm, it balances performance and longevity effortlessly.

Application

Key Fields for 71822 CD/P4DBB Bearing
71822 CD/P4DBB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides excellent stability for demanding operations.

In robotics, 71822 CD/P4DBB Bearing supports articulated arms, offering smooth movement and low friction. Its phenolic cage material helps reduce weight while maintaining strength.

For aerospace applications, 71822 CD/P4DBB Bearing handles both radial and axial loads in components like landing gear systems. The P4 tolerance class ensures reliability in critical environments.

Automotive testing equipment benefits from 71822 CD/P4DBB Bearing’s high-speed capabilities and consistent performance. The light preload setting makes it ideal for precision measurement devices.

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