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Super Precision Angular Contact Ball Bearings 71900 CDGA/HCP4A
Super Precision Angular Contact Ball Bearings 71900 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 71900 CDGA/HCP4A

The 71900 CDGA/HCP4A is a super precision angular contact ball bearing with a compact 10mm bore and 22mm outer diameter. Made from chrome steel and ceramic balls, it offers smooth operation and durability.

With a 15° contact angle, it handles radial loads up to 565 lbf and spins at speeds up to 165,000 RPM. Its extra-light preload ensures minimal friction for high-precision applications.

The open design and phenolic cage make maintenance easy while maintaining stability. It works in temperatures from -30°C to 110°C and is lubricated for long-lasting performance.

Ideal for high-speed machinery like spindles or robotics, where precision and reliability are key. Weighing just 0.009kg, it’s lightweight yet robust for its size. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71900 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 10 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 22 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 565 lbf
  • Static Radial Load 248 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 165000 rpm
  • Weight 0.009 kg

Features

Performance Features of 71900 CDGA/HCP4A Bearing

71900 CDGA/HCP4A Bearing is designed with a 15° contact angle, providing precise angular contact performance.
Its ceramic balls and chrome steel rings ensure smooth operation at high speeds, up to 165,000 rpm.

The phenolic cage maintains ball alignment, reducing friction and wear.
With a dynamic radial load capacity of 565 lbf, it handles demanding applications with ease.

71900 CDGA/HCP4A Bearing operates efficiently in temperatures from -30°C to 110°C.
Its extra light preload ensures minimal resistance, enhancing performance in precision tasks.

The open design allows for easy lubrication, ensuring long-lasting reliability.
Its P4A tolerance class guarantees consistent accuracy in high-speed applications.

Application

Key Fields for 71900 CDGA/HCP4A Bearing
71900 CDGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precision in demanding applications like CNC spindles.

In robotics, 71900 CDGA/HCP4A Bearing provides smooth angular contact for articulated arms, thanks to its 15° contact angle. The extra-light preload makes it ideal for delicate movements in automated systems.

For dental handpieces, 71900 CDGA/HCP4A Bearing’s chrome steel rings and ceramic balls offer durability and quiet operation. Its compact 10 mm bore fits neatly into small medical devices without compromising performance.

Where Is 71900 CDGA/HCP4A Bearing Used?
You’ll often find 71900 CDGA/HCP4A Bearing in optical equipment, where its low vibration and high-speed capabilities are crucial. The open design allows for easy lubrication, extending service life in precision instruments.

In aerospace applications, 71900 CDGA/HCP4A Bearing handles both radial and axial loads in navigation systems. Its temperature range from -30°C to 110°C ensures reliability under varying flight conditions.

Built for Heavy-Duty Use: 71900 CDGA/HCP4A Bearing
71900 CDGA/HCP4A Bearing excels in grinding machines, where its dynamic radial load capacity of 565 lbf withstands constant pressure. The phenolic cage resists wear even at speeds up to 165,000 rpm.

For 3D printers, 71900 CDGA/HCP4A Bearing’s tandem arrangement option provides stability during rapid movements. The ceramic balls minimise friction, ensuring accurate layering in detailed prints.

Automotive vs Aerospace: Applications of 71900 CDGA/HCP4A Bearing
In automotive turbochargers, 71900 CDGA/HCP4A Bearing’s high-speed capability reduces lag while maintaining durability. The metric sizing fits seamlessly into European and Asian engine designs.

For satellite components, 71900 CDGA/HCP4A Bearing’s lightweight construction (0.009 kg) and precision tolerances are ideal. The universal matching option allows flexible configurations in space-constrained assemblies.

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