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Super Precision Angular Contact Ball Bearings 71801 CD/P4

Super Precision Angular Contact Ball Bearings 71801 CD/P4

The 71801 CD/P4 is a super precision angular contact ball bearing, measuring 12mm by 21mm by 5mm, crafted from durable chrome steel. It handles radial loads up to 468 lbf and reaches speeds of 110,000 RPM, making it suitable for high-performance applications.

With a 15° contact angle and P4 tolerance class, it offers excellent accuracy and smooth operation. The open design and phenolic cage ensure easy maintenance and long service life.

This bearing is ideal for precision machinery like spindles or dental tools, where high speeds and tight tolerances are crucial. It operates reliably in temperatures from -30°C to 110°C.

Weighing just 0.006kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a practical choice for replacements or upgrades.

Lubricated for smooth performance, it’s ready to use straight out of the box. Its compact size and precision make it a versatile option for demanding applications.

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Product Parameters

  • Part Number 71801 CD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 21 mm
  • Outer Dia Tolerance -0.005mm to 0
  • Width 5 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 14
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 468 lbf
  • Static Radial Load 266 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 110000 rpm
  • Weight 0.006 kg
  • Price（$） 133.398
Super Precision Angular Contact Ball Bearings 71801 CD/P4 dimension drawing
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Features

Performance Features of 71801 CD/P4 Bearing

71801 CD/P4 Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 468 lbf, it handles demanding tasks efficiently.

The P4 tolerance class guarantees precision, making it suitable for high-performance machinery.

Application

Industrial Uses of 71801 CD/P4 Bearing
71801 CD/P4 Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The P4 tolerance class makes it suitable for applications demanding minimal runout.

Where Is 71801 CD/P4 Bearing Used?
You’ll often find 71801 CD/P4 Bearing in dental drills and small robotic arms, thanks to its compact size and reliable performance. The phenolic cage helps reduce friction, extending the bearing’s lifespan in demanding conditions.

Optimized for Performance: 71801 CD/P4 Bearing
71801 CD/P4 Bearing excels in optical equipment like lens positioning systems, where smooth movement is critical. Its 15° contact angle provides excellent radial and axial load support.

Automotive vs Aerospace: Applications of 71801 CD/P4 Bearing
In automotive systems, 71801 CD/P4 Bearing works well in small gearboxes, while aerospace applications benefit from its lightweight design. The chrome steel construction ensures durability in both environments.

Practical Applications of 71801 CD/P4 Bearing
71801 CD/P4 Bearing is a great fit for 3D printers, where precision and speed are key. Its lubricated design keeps operations smooth even during prolonged use.

Q&A

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