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Super Precision Angular Contact Ball Bearings 7012 CD/P4AQBCC

Super Precision Angular Contact Ball Bearings 7012 CD/P4AQBCC

The 7012 CD/P4AQBCC is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and moderate preload ensure smooth handling of combined radial and axial loads.

With a dynamic radial load capacity of 23850 lbf, it spins efficiently at speeds up to 34000 RPM. The open design and phenolic cage offer reliable performance, while the matched set of four bearings (QBC arrangement) provides stability for precision applications.

This bearing operates in temperatures from -30°C to 110°C and is interchangeable with SKF models. Ideal for high-precision machinery like spindles or CNC equipment where accuracy and speed are key.

Weighing 1.61kg, it’s a robust yet manageable component for industrial use. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number 7012 CD/P4AQBCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 23850 lbf
  • Static Radial Load 31500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.61 kg
Super Precision Angular Contact Ball Bearings 7012 CD/P4AQBCC dimension drawing
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Features

How Does 7012 CD/P4AQBCC Bearing Achieve Super Precision?

7012 CD/P4AQBCC Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 23,850 lbf, it handles demanding tasks with ease.
The P4A tolerance class guarantees exceptional accuracy, making it ideal for precision machinery.

Lubricated for efficiency, it operates smoothly at speeds up to 34,000 rpm.
The matched arrangement of four bearings ensures balanced performance in complex setups.

Application

Industrial Uses of 7012 CD/P4AQBCC Bearing
This bearing is commonly used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate spindle rotation. The phenolic cage helps reduce friction, making it suitable for continuous operation.

In robotics, 7012 CD/P4AQBCC Bearing supports articulated arms, providing smooth movement and reliable load handling. Its matched arrangement of four bearings enhances stability in dynamic applications.

For aerospace components, 7012 CD/P4AQBCC Bearing’s chrome steel construction withstands high speeds and radial loads. The P4A tolerance class ensures consistent performance in critical systems.

Automotive vs Aerospace: Applications of 7012 CD/P4AQBCC Bearing
In automotive systems, this bearing is often found in high-performance transmissions, where its angular contact design handles combined loads effectively. The lubricated setup ensures longevity even under demanding conditions.

Aerospace applications benefit from 7012 CD/P4AQBCC Bearing’s precision and speed capabilities, ideal for turbine engines and flight control systems. The temperature range suits both ground and in-flight environments.

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