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Super Precision Angular Contact Ball Bearings 7212 CD/P4ADBA

Super Precision Angular Contact Ball Bearings 7212 CD/P4ADBA

The 7212 CD/P4ADBA is a super precision angular contact ball bearing with a 60mm bore and 110mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 21060 lbf and operates smoothly at high speeds of 36000 RPM.

Its 15° contact angle and matched arrangement (2 bearings DB) provide excellent stability for angular loads. The phenolic cage ensures quiet performance and long service life.

Preloaded for extra light operation, this bearing is ideal for precision applications like machine tool spindles or high-speed motors. It works reliably in temperatures from -30°C to 110°C.

Weighing 1.62kg, this P4A tolerance class bearing offers exceptional accuracy. It’s interchangeable with SKF models, making it a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 7212 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 44 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 16
  • 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 21060 lbf
  • Static Radial Load 20925 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 1.62 kg
  • Price（$） 244.161
Super Precision Angular Contact Ball Bearings 7212 CD/P4ADBA dimension drawing
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Features

Performance Features of 7212 CD/P4ADBA Bearing

7212 CD/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under high radial loads.

The matched arrangement of two bearings (DB) provides extra stability and precision in operation.
With a dynamic radial load capacity of 21060 lbf, it handles demanding conditions reliably.

Phenolic cage material reduces friction and noise, enhancing smooth performance at high speeds.
The P4A tolerance class ensures exceptional precision for critical applications.

Lubricated for reduced maintenance, 7212 CD/P4ADBA Bearing operates efficiently within a wide temperature range.
Its maximum speed of 36,000 rpm makes it suitable for high-speed machinery.

Application

Industrial Uses of 7212 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 in demanding industrial environments.

Where Is 7212 CD/P4ADBA Bearing Used?
You’ll find it in automotive transmissions, where its extra-light preload reduces friction and improves efficiency. The phenolic cage material also helps withstand high-speed operations without compromising durability.

Built for Heavy-Duty Use: 7212 CD/P4ADBA Bearing
It’s a reliable choice for robotics, particularly in robotic arms requiring smooth, precise movement. The chrome steel construction ensures long-lasting performance even under continuous use.

Medical vs Industrial: Where 7212 CD/P4ADBA Bearing Excels
In medical imaging devices, this bearing offers quiet operation and minimal vibration. Its P4A tolerance class makes it suitable for applications where precision is critical.

Automotive vs Aerospace: Applications of 7212 CD/P4ADBA Bearing
For aerospace applications, the bearing’s high-speed capability and temperature resistance make it ideal. In automotive systems, it supports components like turbochargers with consistent reliability.

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