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Super Precision Angular Contact Ball Bearings 7212 CDGB/P4A

Super Precision Angular Contact Ball Bearings 7212 CDGB/P4A

The 7212 CDGB/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 is designed for light preload applications.

This bearing handles radial loads up to 12870 lbf and operates smoothly at speeds up to 32500 RPM. Its phenolic cage ensures durability while maintaining low friction during high-speed rotation.

With its open design, lubrication is straightforward, and it performs reliably in temperatures from -30°C to 110°C. The P4A tolerance class guarantees exceptional precision for demanding applications.

Ideal for machine tools or spindle systems, this bearing can be arranged in back-to-back, face-to-face, or tandem configurations. Weighing 0.81kg, it offers a robust yet lightweight solution for precision engineering needs.

Interchangeable with SKF bearings, it provides a convenient replacement option. The universal matching feature allows for flexible installation in various setups.

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Product Parameters

  • Part Number 7212 CDGB/P4A
  • 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 22 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 No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • 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°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 0.81 kg
Super Precision Angular Contact Ball Bearings 7212 CDGB/P4A dimension drawing
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Features

Performance Features of 7212 CDGB/P4A Bearing

7212 CDGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide excellent durability under dynamic radial loads up to 12870 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 32,500 rpm.
This material choice also reduces friction and wear, enhancing the bearing’s longevity.

With a precision tolerance class of P4A, 7212 CDGB/P4A Bearing delivers reliable performance in demanding conditions.
Its open design allows for easy lubrication, maintaining efficiency across a temperature range of -30°C to 110°C.

The bearing’s universal matching capability supports various configurations like back-to-back or face-to-face arrangements.
This flexibility makes it suitable for diverse industrial applications requiring high precision.

Application

Industrial Uses of 7212 CDGB/P4A Bearing
The 7212 CDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. Its light preload and P4A tolerance make it ideal for applications demanding minimal vibration.

Where Is 7212 CDGB/P4A Bearing Used?
You’ll often find the 7212 CDGB/P4A Bearing in automotive transmissions, where its ability to handle combined radial and axial loads improves gear shifting smoothness. The phenolic cage also reduces friction, enhancing efficiency.

Built for Heavy-Duty Use: 7212 CDGB/P4A Bearing
In robotics, the 7212 CDGB/P4A Bearing supports articulated arms, thanks to its high dynamic load capacity and temperature stability. Its open design allows for easy relubrication in demanding environments.

Automotive vs Aerospace: Applications of 7212 CDGB/P4A Bearing
In automotive systems, the 7212 CDGB/P4A Bearing excels in wheel hubs, while aerospace applications benefit from its precision in flight control mechanisms. The chrome steel construction ensures durability in both fields.

Key Fields for 7212 CDGB/P4A Bearing
Medical imaging devices rely on the 7212 CDGB/P4A Bearing for its smooth, low-noise operation during high-speed rotations. Its consistent performance is crucial for maintaining diagnostic accuracy.

Q&A

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