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Super Precision Angular Contact Ball Bearings 7012 ACD/P4ATBTB

Super Precision Angular Contact Ball Bearings 7012 ACD/P4ATBTB

The 7012 ACD/P4ATBTB is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 18720 lbf and operates smoothly at speeds up to 39000 RPM.

Its 25° contact angle and matched set of three bearings (arranged TBT) provide excellent stability for high-precision applications. The phenolic cage ensures durability while keeping weight low.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for machine tools or spindles where precision and speed are crucial.

Weighing 1.21kg, it meets P4A tolerance standards for exceptional accuracy. The open design allows for straightforward inspection and relubrication when needed.

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Product Parameters

  • Part Number 7012 ACD/P4ATBTB
  • 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 54 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 18720 lbf
  • Static Radial Load 22500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 39000 rpm
  • Weight 1.21 kg
Super Precision Angular Contact Ball Bearings 7012 ACD/P4ATBTB dimension drawing
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Features

Performance Features of 7012 ACD/P4ATBTB Bearing

7012 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for 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 18720 lbf, 7012 ACD/P4ATBTB Bearing handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for applications requiring tight tolerances.

7012 ACD/P4ATBTB Bearing operates efficiently at speeds up to 39,000 rpm, balancing performance and longevity.
Its matched arrangement of three bearings (TBT) ensures stability and consistent performance under light preload conditions.

The open design of 7012 ACD/P4ATBTB Bearing simplifies lubrication, maintaining optimal performance.
Its temperature range of -30°C to 110°C allows for reliable operation in various environments.

Application

Industrial Uses of 7012 ACD/P4ATBTB Bearing
7012 ACD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched set of three bearings provides stability for heavy cutting operations.

In automotive applications, 7012 ACD/P4ATBTB Bearing supports high-speed components like turbochargers and transmission systems. Its light preload and phenolic cage contribute to smooth performance under varying loads.

For robotics, 7012 ACD/P4ATBTB Bearing offers reliable motion control in articulated arms and precision actuators. The P4A tolerance class ensures minimal vibration, which is critical for repeatable tasks.

Medical imaging devices benefit from 7012 ACD/P4ATBTB Bearing’s low-noise operation and consistent radial load capacity. The chrome steel construction also resists wear in continuous-use environments.

In automation systems, 7012 ACD/P4ATBTB Bearing is ideal for linear guides and rotary tables. Its open design allows for easy lubrication, extending service life in demanding conditions.

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