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Super Precision Angular Contact Ball Bearings 71804 CD/P4

Super Precision Angular Contact Ball Bearings 71804 CD/P4

The 71804 CD/P4 is a super precision angular contact ball bearing, measuring 20mm by 32mm by 7mm, crafted from high-quality chrome steel. It handles radial loads up to 878 lbf and operates smoothly at speeds up to 70,000 RPM.

With a 15° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long-lasting performance in temperatures from -30°C to 110°C.

This bearing meets P4 (ABEC-7) tolerance standards, making it ideal for high-precision applications like machine tools or medical equipment. Its lightweight design, at just 0.018kg, doesn’t compromise on durability.

Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades in demanding environments.

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Product Parameters

  • Part Number 71804 CD/P4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 878 lbf
  • Static Radial Load 596 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 70000 rpm
  • Weight 0.018 kg
  • Price（$） 21.978
Super Precision Angular Contact Ball Bearings 71804 CD/P4 dimension drawing
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Features

Performance Features of 71804 CD/P4 Bearing

71804 CD/P4 Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 15° contact angle ensures efficient load distribution, enhancing performance in high-speed scenarios.

The phenolic cage maintains ball alignment, reducing friction and noise during operation.
With a dynamic radial load capacity of 878 lbf, it handles demanding conditions reliably.

Designed for speeds up to 70,000 rpm, 71804 CD/P4 Bearing balances speed and durability.
Its P4 tolerance class guarantees precision, making it suitable for critical applications.

The open design allows for easy lubrication, ensuring smooth operation over time.
Operating between -30°C and 110°C, it performs consistently in varied environments.

Application

Practical Applications of 71804 CD/P4 Bearing
In high-speed machine tools, 71804 CD/P4 Bearing excels due to its precise angular contact design, ensuring smooth rotation and minimal vibration. The P4 tolerance class makes it ideal for applications demanding tight control over movement.

Where Is 71804 CD/P4 Bearing Used?
You’ll often find 71804 CD/P4 Bearing in spindle units for CNC machines, where its 15° contact angle handles combined loads effectively. Its phenolic cage also reduces friction, extending service life in demanding conditions.

Built for Heavy-Duty Use: 71804 CD/P4 Bearing
This bearing suits industrial robots, particularly in joints requiring high precision and reliability. The chrome steel construction ensures durability even under continuous operation.

Automotive vs Aerospace: Applications of 71804 CD/P4 Bearing
In automotive systems, 71804 CD/P4 Bearing supports gearbox components, while in aerospace, it’s used in instrumentation for its low-weight and high-speed capabilities. The metric sizing ensures broad compatibility.

Perfect Fit for Automation: 71804 CD/P4 Bearing
For automated production lines, 71804 CD/P4 Bearing offers consistent performance in robotic arms and conveyor systems. Its open design allows for easy lubrication, reducing downtime.

Q&A

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