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Super Precision Angular Contact Ball Bearings 71800 CD/P4DGA

Super Precision Angular Contact Ball Bearings 71800 CD/P4DGA

The 71800 CD/P4DGA is a super precision angular contact ball bearing with a 10mm bore and 19mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 691 lbf and spins smoothly at speeds up to 95,000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.

This bearing is preloaded for extra light performance, ideal for high-speed applications. It works well in temperatures from -30°C to 110°C.

Perfect for precision machinery like spindles or dental tools where accuracy is key. Weighing just 0.01kg, it’s lightweight yet robust for its size. Interchangeable with SKF bearings for easy replacement.

The open design allows easy lubrication, while the P4 tolerance class ensures top-tier precision. Comes as a matched set of two bearings for balanced performance.

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Product Parameters

  • Part Number 71800 CD/P4DGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 10 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 19 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 691 lbf
  • Static Radial Load 441 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.01 kg
  • Price（$） 71.919
Super Precision Angular Contact Ball Bearings 71800 CD/P4DGA dimension drawing
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Features

Performance Features of 71800 CD/P4DGA Bearing

71800 CD/P4DGA Bearing is crafted with a 15° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

The bearing supports dynamic radial loads up to 691 lbf, making it suitable for high-precision applications.
With a maximum speed of 95,000 rpm, it delivers reliable performance in demanding conditions.

Universal matching allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
The extra light preload (Class A) ensures minimal friction and extended service life.

Operating temperatures range from -30°C to 110°C, accommodating various industrial environments.
Its P4 tolerance class guarantees exceptional precision and consistency.

Application

Common Applications of 71800 CD/P4DGA Bearing
In precision machine tools, 71800 CD/P4DGA Bearing ensures smooth spindle rotation, thanks to its 15° contact angle and P4 tolerance class. The phenolic cage reduces friction, making it ideal for high-speed operations.

Where Is 71800 CD/P4DGA Bearing Used?
You’ll often find 71800 CD/P4DGA Bearing in dental drills and surgical robots, where its extra light preload ensures quiet, vibration-free performance. The chrome steel construction adds durability in sterile environments.

Optimized for Performance: 71800 CD/P4DGA Bearing
For robotics and automation, 71800 CD/P4DGA Bearing’s universal matching design allows flexible mounting in tight spaces. Its high-speed capability (up to 95,000 rpm) suits delicate tasks like 3D printing.

Automotive vs Aerospace: Applications of 71800 CD/P4DGA Bearing
In automotive testing rigs, 71800 CD/P4DGA Bearing handles radial and angular loads with precision. Meanwhile, aerospace applications benefit from its lightweight design and consistent performance under temperature variations.

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