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Super Precision Angular Contact Ball Bearings 7219 CD/P4ADBA

Super Precision Angular Contact Ball Bearings 7219 CD/P4ADBA

The 7219 CD/P4ADBA is a super precision angular contact ball bearing, measuring 95mm by 170mm by 64mm. Made from chrome steel, it handles radial loads up to 50625 lbf and spins smoothly at speeds up to 15000 RPM.

Its 15° contact angle and matched arrangement of two bearings provide excellent stability under angular loads. The phenolic cage ensures quiet operation and durability.

This bearing comes preloaded for extra light performance, ideal for high-precision applications. It works well in temperatures from -30°C to 110°C.

Weighing 5.4kg, it’s a robust choice for machine tools or spindle assemblies where precision is key. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7219 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 23.812 mm
  • Ball Qty 15
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 50625 lbf
  • Static Radial Load 54000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 5.4 kg
Super Precision Angular Contact Ball Bearings 7219 CD/P4ADBA dimension drawing
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Features

Performance Features of 7219 CD/P4ADBA Bearing

7219 CD/P4ADBA Bearing is crafted with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 50625 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 15,000 rpm.
With an extra-light preload, it maintains precision in demanding conditions.

7219 CD/P4ADBA Bearing operates reliably within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides stability for complex applications.

The open design simplifies lubrication, ensuring consistent performance over time.
Precision tolerances (P4A) make it suitable for high-accuracy machinery.

Application

Industrial Uses of 7219 CD/P4ADBA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability under heavy radial loads.

Where Is 7219 CD/P4ADBA Bearing Used?
You’ll find it in automotive transmissions, where its phenolic cage reduces friction and noise. The extra-light preload also makes it suitable for high-speed applications.

Built for Heavy-Duty Use: 7219 CD/P4ADBA Bearing
It’s a reliable choice for industrial pumps, handling both radial and axial loads with ease. The chrome steel construction offers durability in demanding environments.

Automotive vs Aerospace: Applications of 7219 CD/P4ADBA Bearing
In cars, it supports gearbox performance, while in aircraft, it ensures smooth operation in auxiliary systems. The P4A tolerance class guarantees precision across both sectors.

Perfect Fit for Automation: 7219 CD/P4ADBA Bearing
This bearing works well in robotic arms, where its 15° contact angle provides smooth movement. The lubricated design reduces maintenance needs in continuous operation.

Q&A

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