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Super Precision Angular Contact Ball Bearings 71801 CD/HCP4
Super Precision Angular Contact Ball Bearings 71801 CD/HCP4

Super Precision Angular Contact Ball Bearings 71801 CD/HCP4

The 71801 CD/HCP4 is a super precision angular contact ball bearing with a compact size of 12mm by 21mm by 5mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 468 lbf and reaches speeds of 130,000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and P4 tolerance class ensure smooth operation and precise alignment. The phenolic cage adds durability while keeping the weight light at just 0.006kg.

This open-design bearing comes pre-lubricated for easy use and performs well in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or medical equipment where accuracy is key.

Interchangeable with SKF bearings, it offers a reliable replacement option. The ceramic balls reduce friction, enhancing efficiency in demanding setups.

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Product Parameters

  • Part Number 71801 CD/HCP4
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 468 lbf
  • Static Radial Load 266 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 130000 rpm
  • Weight 0.006 kg
  • Price($) 133.884

Features

Performance Features of 71801 CD/HCP4 Bearing

71801 CD/HCP4 Bearing features a 15° contact angle, optimised for angular contact loads.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

With a dynamic radial load capacity of 468 lbf, it performs reliably in high-speed applications.
The phenolic cage ensures smooth operation, even at speeds up to 130,000 rpm.

Why Choose 71801 CD/HCP4 Bearing for Precision Tasks?

71801 CD/HCP4 Bearing meets P4 tolerance standards, ensuring exceptional precision.
Its ceramic balls and chrome steel construction minimise wear, extending service life.

The open design allows for easy lubrication, maintaining performance in varied conditions.
With a compact size of 12 mm×21 mm×5 mm, it fits seamlessly into precision instruments.

Engineered for High-Speed Applications: 71801 CD/HCP4 Bearing

71801 CD/HCP4 Bearing handles speeds up to 130,000 rpm, ideal for demanding machinery.
The phenolic cage reduces vibration, contributing to smoother operation.

Its ceramic balls resist heat buildup, maintaining efficiency under continuous use.
The preload availability ensures precise alignment, enhancing overall performance.

Chrome Steel vs Ceramic Bearings: Strengths of 71801 CD/HCP4 Bearing

71801 CD/HCP4 Bearing combines chrome steel rings with ceramic balls for balanced performance.
This mix offers superior wear resistance and reduced friction compared to standard designs.

The ceramic balls also lower heat generation, ideal for high-speed applications.
With a static radial load of 266 lbf, it provides reliable support in precision setups.

Application

Practical Applications of 71801 CD/HCP4 Bearing
71801 CD/HCP4 Bearing works well in high-speed machine spindles, where its ceramic balls reduce friction and heat buildup. The 15° contact angle helps manage both radial and axial loads smoothly.

In robotics, 71801 CD/HCP4 Bearing ensures precise movement in joints and rotary tables. Its phenolic cage offers quiet operation, ideal for sensitive automated systems.

For dental handpieces, 71801 CD/HCP4 Bearing’s P4 tolerance provides the accuracy needed for delicate procedures. The lubricated design also extends service life in frequent-use medical tools.

Where Is 71801 CD/HCP4 Bearing Used?
You’ll often find 71801 CD/HCP4 Bearing in optical equipment like lens positioning systems. Its small size and high-speed capability make it a reliable choice for precision adjustments.

The bearing also fits well in small electric motors for drones or RC models. Its lightweight construction doesn’t compromise performance during rapid directional changes.

Built for Versatility: 71801 CD/HCP4 Bearing
71801 CD/HCP4 Bearing handles both radial and thrust loads in compact measuring instruments. The open design allows for easy relubrication in laboratory environments.

In watchmaking machinery, this bearing’s 130,000 rpm rating supports precise gear train operations. The chrome steel rings withstand continuous use without significant wear.

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