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Super Precision Angular Contact Ball Bearings 71804 CD/HCP4

Super Precision Angular Contact Ball Bearings 71804 CD/HCP4

The 71804 CD/HCP4 is a super precision angular contact ball bearing with a compact size of 20mm by 32mm by 7mm, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 878 lbf and operates smoothly at speeds up to 80,000 RPM.

Its 15° contact angle and P4 tolerance class ensure precise performance, while the phenolic cage offers durability. The open design allows for easy lubrication and maintenance.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. Its lightweight design (0.017kg) makes it easy to handle without compromising strength.

Compatible with SKF bearings, it’s a reliable choice for replacements. Suitable for temperatures from -30°C to 110°C, ensuring consistent performance in various environments.

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Product Parameters

  • Part Number 71804 CD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 32 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 17
  • 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 878 lbf
  • Static Radial Load 596 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 80000 rpm
  • Weight 0.017 kg
  • Price（$） 22.356
Super Precision Angular Contact Ball Bearings 71804 CD/HCP4 dimension drawing
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Features

How Is 71804 CD/HCP4 Bearing Engineered for Reliability?

71804 CD/HCP4 Bearing features a 15° contact angle, optimising load distribution for smooth angular contact operation.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures stability at high speeds, supporting up to 80,000 rpm.
With a P4 tolerance class, it delivers precise performance for demanding applications.

Lubrication is pre-applied, reducing initial setup time and maintenance needs.
The compact 20 mm×32 mm×7 mm size makes it ideal for space-constrained installations.

Application

Industrial Uses of 71804 CD/HCP4 Bearing
71804 CD/HCP4 Bearing is commonly used in high-speed machine spindles, where its precision and ceramic balls reduce friction for smoother operation. The open design allows for easy lubrication, extending service life in demanding conditions.

What Makes 71804 CD/HCP4 Bearing a Preferred Choice?
In robotics, 71804 CD/HCP4 Bearing ensures accurate movement in joints and arms due to its angular contact design. The phenolic cage provides stability, making it ideal for repetitive motions.

Perfect Fit for Automation: 71804 CD/HCP4 Bearing
For CNC machinery, 71804 CD/HCP4 Bearing handles both radial and axial loads efficiently, thanks to its 15° contact angle. Its compact size fits well in tight spaces without compromising performance.

Medical vs Industrial: Where 71804 CD/HCP4 Bearing Excels
In medical imaging devices, 71804 CD/HCP4 Bearing’s precision ensures quiet and reliable operation. Meanwhile, in industrial pumps, its high-speed capability and durability stand out.

Q&A

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