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Super Precision Angular Contact Ball Bearings 71919 CD/HCP4AQBCC

Super Precision Angular Contact Ball Bearings 71919 CD/HCP4AQBCC

The 71919 CD/HCP4AQBCC is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 29250 lbf and reaches speeds of 16000 RPM, thanks to its ceramic balls and phenolic cage.

Its 15° contact angle and moderate preload (Class C) ensure smooth operation under angular loads. The open design allows for easy lubrication, making maintenance straightforward.

This bearing comes in a matched set of four, ideal for high-precision applications like machine tool spindles or aerospace systems. It operates efficiently in temperatures from -30°C to 110°C.

Weighing 1.98kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for reliable replacements. Perfect for demanding environments where precision and speed are key.

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Product Parameters

  • Part Number 71919 CD/HCP4AQBCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 29250 lbf
  • Static Radial Load 49500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.98 kg
Super Precision Angular Contact Ball Bearings 71919 CD/HCP4AQBCC dimension drawing
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Features

Engineered for Precision: 71919 CD/HCP4AQBCC Bearing

71919 CD/HCP4AQBCC Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation under dynamic radial loads up to 29,250 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 16,000 rpm, it delivers reliable performance in demanding conditions.

71919 CD/HCP4AQBCC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its moderate preload (Class C) ensures stability and precision in matched arrangements of four bearings.

The open design allows for easy lubrication, extending maintenance intervals.
This bearing is ideal for applications requiring high-speed and high-precision performance.

Application

Industrial Uses of 71919 CD/HCP4AQBCC Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In aerospace applications, 71919 CD/HCP4AQBCC Bearing handles both radial and axial loads in turbine systems. Its phenolic cage offers stability under extreme temperatures and vibrations.

For robotics, 71919 CD/HCP4AQBCC Bearing provides smooth motion in articulated arms and joints. The moderate preload ensures consistent performance without excessive wear.

Medical imaging devices benefit from 71919 CD/HCP4AQBCC Bearing’s low noise and high precision. The P4A tolerance class guarantees reliability in sensitive diagnostic equipment.

Automotive testing equipment relies on 71919 CD/HCP4AQBCC Bearing for its durability and speed capabilities. The matched set arrangement simplifies installation in complex systems.

Q&A

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