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Super Precision Angular Contact Ball Bearings 7212 CD/P4A

Super Precision Angular Contact Ball Bearings 7212 CD/P4A

The 7212 CD/P4A is a super precision angular contact ball bearing with a 60mm bore and 110mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and can handle dynamic radial loads up to 12870 lbf, spinning smoothly at speeds up to 20000 RPM.

Its open design and phenolic cage ensure durability and easy maintenance, while the P4 tolerance class guarantees high precision. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for applications like machine tools or high-speed spindles where precision and angular contact performance are crucial.

Weighing 0.81kg, it’s robust yet manageable for its size. Compliant with industry standards, it’s a dependable option for demanding environments.

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Product Parameters

  • Part Number 7212 CD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 16
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 12870 lbf
  • Static Radial Load 10462 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 20000 rpm
  • Weight 0.81 kg
  • Price（$） 122.76
Super Precision Angular Contact Ball Bearings 7212 CD/P4A dimension drawing
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Features

Performance Features of 7212 CD/P4A Bearing

7212 CD/P4A Bearing is designed with a 15° contact angle, optimised for angular contact loads.
Its chrome steel rings and balls ensure high durability under dynamic radial loads up to 12,870 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing precision.
With a maximum speed of 20,000 rpm, it delivers smooth performance in high-speed applications.

Preloaded for stability, 7212 CD/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees precision, making it suitable for demanding industrial uses.

Application

Industrial Uses of 7212 CD/P4A Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

Where Is 7212 CD/P4A Bearing Used?
You’ll often find it in automotive applications like wheel hubs, where its dynamic radial load capacity handles both speed and stress. The P4 tolerance class ensures consistent performance in demanding conditions.

Built for Heavy-Duty Use: 7212 CD/P4A Bearing
In robotics, this bearing supports articulated arms, thanks to its chrome steel construction and 15° contact angle. Its open design allows for easy lubrication, extending service life in continuous-use scenarios.

Automotive vs Aerospace: Applications of 7212 CD/P4A Bearing
While it’s a fit for car transmissions, its precision also suits aerospace actuators. The 20,000 rpm max speed and phenolic cage make it versatile across industries needing reliability.

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