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Super Precision Angular Contact Ball Bearings 71919 CD/P4ADBC

Super Precision Angular Contact Ball Bearings 71919 CD/P4ADBC

The 71919 CD/P4ADBC is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 17842 lbf and operates smoothly at speeds up to 16000 RPM.

With a 15° contact angle and moderate preload, it offers excellent stability for angular contact applications. The phenolic cage ensures durability and reduces friction during high-speed rotations.

This bearing comes in a matched set of two, arranged back-to-back for balanced performance. Ideal for precision machinery like spindles or CNC equipment where accuracy and speed are crucial.

Weighing 1.16kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it ensures reliable operation in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71919 CD/P4ADBC
  • 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 36 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17842 lbf
  • Static Radial Load 24750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.16 kg
Super Precision Angular Contact Ball Bearings 71919 CD/P4ADBC dimension drawing
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Features

Performance Features of 71919 CD/P4ADBC Bearing

71919 CD/P4ADBC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

The bearing handles dynamic radial loads up to 17842 lbf, making it suitable for high-performance machinery.
With a maximum speed of 16,000 rpm, it maintains precision even under demanding conditions.

71919 CD/P4ADBC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides stability and balanced performance.

The moderate preload (Class C) enhances rigidity without compromising smooth operation.
Its P4A tolerance class ensures high precision, ideal for applications requiring exacting standards.

Application

Industrial Uses of 71919 CD/P4ADBC Bearing
71919 CD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In automotive applications, 71919 CD/P4ADBC Bearing supports high-performance gearboxes, providing smooth power transmission under radial and axial loads. Its phenolic cage reduces friction, enhancing efficiency in demanding conditions.

For robotics, 71919 CD/P4ADBC Bearing offers reliable performance in articulated arms, thanks to its matched arrangement and precise tolerances. The open design allows for easy lubrication, extending service life in continuous operation.

Medical imaging devices benefit from 71919 CD/P4ADBC Bearing’s low vibration and high-speed capabilities. The chrome steel construction ensures durability in critical diagnostic equipment.

In aerospace systems, 71919 CD/P4ADBC Bearing handles both radial and thrust loads in avionics and control mechanisms. Its temperature resistance makes it suitable for varied operational environments.

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