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Super Precision Angular Contact Ball Bearings 7214 CD/P4AQBCA

Super Precision Angular Contact Ball Bearings 7214 CD/P4AQBCA

The 7214 CD/P4AQBCA is a super precision angular contact ball bearing with a 70mm bore and 125mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched set of four bearings for balanced performance.

This bearing handles radial loads up to 40950 lbf and operates smoothly at speeds up to 28000 RPM. Its extra-light preload ensures minimal friction, making it ideal for high-precision applications.

The open design allows easy lubrication, while the phenolic cage enhances durability. It performs reliably in temperatures ranging from -30°C to 110°C.

Perfect for machine tools or spindle systems where accuracy and speed are crucial. Weighing 4.43kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7214 CD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 96 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 16
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 40950 lbf
  • Static Radial Load 52200 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 4.43 kg
Super Precision Angular Contact Ball Bearings 7214 CD/P4AQBCA dimension drawing
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Features

Performance Features of 7214 CD/P4AQBCA Bearing

7214 CD/P4AQBCA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads up to 40950 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 28,000 rpm, it delivers reliable performance in high-speed applications.

7214 CD/P4AQBCA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its precision P4A tolerance class ensures consistent performance in demanding conditions.

The matched arrangement of four bearings provides balanced load distribution.
This design reduces vibration and extends the service life of the bearing set.

Lubrication is pre-applied, simplifying initial installation and reducing maintenance needs.
The open seal type allows for easy re-lubrication when required.

Application

Key Fields for 7214 CD/P4AQBCA Bearing
In machine tools, 7214 CD/P4AQBCA Bearing ensures high precision and stability, thanks to its angular contact design and P4A tolerance class. The matched set of four bearings is ideal for spindle applications where accuracy is key.

Where Is 7214 CD/P4AQBCA Bearing Used?
You’ll often find 7214 CD/P4AQBCA Bearing in high-speed spindles for grinding or milling machines. Its phenolic cage and chrome steel construction handle demanding conditions with ease.

Built for Heavy-Duty Use: 7214 CD/P4AQBCA Bearing
This bearing excels in industrial gearboxes, supporting both radial and axial loads efficiently. The extra light preload ensures smooth operation even at high speeds.

Automotive vs Aerospace: Applications of 7214 CD/P4AQBCA Bearing
In automotive systems, 7214 CD/P4AQBCA Bearing works well in high-performance transmissions. For aerospace, its precision makes it suitable for turbine engines and flight control systems.

Practical Applications of 7214 CD/P4AQBCA Bearing
Medical imaging devices benefit from 7214 CD/P4AQBCA Bearing’s quiet and reliable performance. Its low friction and high-speed capability are perfect for sensitive equipment.

Q&A

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