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Super Precision Angular Contact Ball Bearings 71804 CD/P4DBB

Super Precision Angular Contact Ball Bearings 71804 CD/P4DBB

The 71804 CD/P4DBB is a super precision angular contact ball bearing measuring 20mm by 32mm by 14mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 1404 lbf and spins smoothly at speeds up to 100,500 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the P4 tolerance class guarantees high precision. Ideal for applications like machine tool spindles or high-speed robotics where accuracy is key.

Weighing just 0.036kg, it’s lightweight yet robust. The matched pair setup (DB arrangement) provides stability under angular loads, making it a reliable choice for precision engineering.

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Product Parameters

  • Part Number 71804 CD/P4DBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 32 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 17
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1404 lbf
  • Static Radial Load 1192 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.036 kg
Super Precision Angular Contact Ball Bearings 71804 CD/P4DBB dimension drawing
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Features

Performance Features of 71804 CD/P4DBB Bearing

71804 CD/P4DBB Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

The matched arrangement of two bearings provides balanced performance, ideal for angular contact loads.
With a maximum speed of 100,500 rpm, it delivers reliable efficiency in demanding conditions.

71804 CD/P4DBB Bearing’s light preload and P4 tolerance class ensure consistent accuracy.
Its dynamic radial load capacity of 1404 lbf makes it suitable for high-performance machinery.

Application

Common Applications of 71804 CD/P4DBB Bearing
This bearing is widely used in high-speed machine tools, where its precision and light preload ensure smooth operation. The angular contact design handles both radial and axial loads efficiently.

In robotics, 71804 CD/P4DBB Bearing supports articulated arms, providing stability during rapid movements. Its phenolic cage reduces friction, making it ideal for repetitive tasks.

For medical imaging devices, this bearing’s chrome steel construction offers durability and consistent performance. The matched arrangement enhances alignment accuracy in critical applications.

Automotive applications include electric power steering systems, where its high-speed capability and reliability are key. The metric sizing ensures compatibility with various vehicle designs.

In 3D printers, 71804 CD/P4DBB Bearing ensures precise movement of print heads. Its open design allows for easy lubrication, maintaining performance over time.

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