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Super Precision Angular Contact Ball Bearings 71804 CD/HCP4DBA
Super Precision Angular Contact Ball Bearings 71804 CD/HCP4DBA

Super Precision Angular Contact Ball Bearings 71804 CD/HCP4DBA

The 71804 CD/HCP4DBA is a super precision angular contact ball bearing with a 20mm bore and 32mm outer diameter, made from durable chrome steel and ceramic balls. It handles radial loads up to 1404 lbf and reaches speeds of 121,000 RPM, ideal for high-performance applications.

Its 15° contact angle and matched pair design (DB arrangement) provide excellent stability under angular loads. The phenolic cage ensures smooth operation, while the open seal allows for easy lubrication.

This bearing is preloaded for extra light performance, making it suitable for precision machinery like spindles or CNC tools. It operates in temperatures from -30°C to 110°C.

Weighing just 0.034kg, it’s lightweight yet robust. Compliant with P4 tolerance standards, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 71804 CD/HCP4DBA
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1404 lbf
  • Static Radial Load 1192 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 121000 rpm
  • Weight 0.034 kg

Features

Why Choose 71804 CD/HCP4DBA Bearing for Precision Tasks?

71804 CD/HCP4DBA Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation and reduced friction.

With a dynamic radial load capacity of 1404 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, enhancing durability and performance.

Designed for extra light preload, 71804 CD/HCP4DBA Bearing offers exceptional accuracy.
It operates at speeds up to 121,000 rpm, making it suitable for high-speed machinery.

The matched arrangement of two bearings ensures stability in complex setups.
Its compact size (20 mm×32 mm×14 mm) allows for easy integration into precision instruments.

Application

Key Fields for 71804 CD/HCP4DBA Bearing
71804 CD/HCP4DBA Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The extra light preload ensures smooth operation in precision grinding applications.

In robotics, 71804 CD/HCP4DBA Bearing supports articulated arms, providing the necessary angular contact for precise movement. Its matched arrangement enhances stability in dynamic tasks.

For medical imaging devices, 71804 CD/HCP4DBA Bearing’s P4 tolerance class guarantees the accuracy required for detailed scans. The chrome steel rings offer durability in continuous operation.

Automotive applications like electric power steering benefit from 71804 CD/HCP4DBA Bearing’s high-speed capability. The lubricated design ensures long service life even under constant angular loads.

In 3D printers, 71804 CD/HCP4DBA Bearing’s low friction and high precision contribute to consistent print quality. The compact size fits well in tight spaces within printer mechanisms.

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