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Super Precision Angular Contact Ball Bearings 71919 CD/P4ADGB

Super Precision Angular Contact Ball Bearings 71919 CD/P4ADGB

The 71919 CD/P4ADGB is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from durable 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 universal matching design, it offers flexibility for various mounting arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees high precision for demanding applications.

Ideal for machine tools or high-speed spindles where accuracy is crucial. The matched set of two bearings provides balanced performance in precision systems. Weighing 1.16kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 71919 CD/P4ADGB
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • 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
  • Price（$） 481.698
Super Precision Angular Contact Ball Bearings 71919 CD/P4ADGB dimension drawing
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Features

Performance Features of 71919 CD/P4ADGB Bearing

71919 CD/P4ADGB Bearing is crafted with a 15° contact angle, ideal for handling combined radial and axial loads.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The chrome steel rings and balls ensure high durability, supporting dynamic radial loads up to 17842 lbf.
With a maximum speed of 16,000 rpm, it delivers smooth performance in precision applications.

Phenolic cage material reduces friction and noise, enhancing operational efficiency.
Light preload class B ensures consistent performance without excessive rigidity.

Operating between -30°C to 110°C, 71919 CD/P4ADGB Bearing suits various industrial environments.
Its P4A tolerance class guarantees precision and reliability in high-speed scenarios.

Application

Essential Roles of 71919 CD/P4ADGB Bearing
71919 CD/P4ADGB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71919 CD/P4ADGB Bearing supports critical components like turbine shafts, thanks to its light preload and high-speed capability. The phenolic cage reduces friction, enhancing performance in demanding conditions.

For automation systems, 71919 CD/P4ADGB Bearing provides reliable operation in robotic arms and CNC machines. Its chrome steel construction offers durability, while the P4A tolerance class ensures consistent precision.

Medical imaging devices benefit from 71919 CD/P4ADGB Bearing’s smooth operation and low noise. The open design allows for easy lubrication, maintaining performance in sensitive environments.

In electric motors, 71919 CD/P4ADGB Bearing handles both radial and axial loads efficiently. The 15° contact angle optimises load distribution, extending the bearing’s service life.

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