Super Precision Angular Contact Ball Bearings 7212 CDGA/P4A

The 7212 CDGA/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 angular contact loads, handling up to 12870 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 32,500 RPM, while the extra light preload (Class A) enhances precision. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a set of three, suitable for universal matching arrangements like back-to-back, face-to-face, or tandem. Ideal for high-precision applications such as machine tools or spindle drives.

Weighing 0.81kg, it offers a balance of durability and performance, complying with P4A tolerance standards for reliable use in demanding environments.

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Description

Features

Application

Q&A

Product Parameters

Part Number 7212 CDGA/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 Extra light / Class A
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
Price（$） 122.85

Super Precision Angular Contact Ball Bearings 7212 CDGA/P4A dimension drawing

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Features

Performance Features of 7212 CDGA/P4A Bearing

7212 CDGA/P4A Bearing is designed with a 15° 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 12870 lbf, it handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for critical applications.

Operating at speeds up to 32,500 rpm, 7212 CDGA/P4A Bearing maintains performance without compromising stability.
Its temperature range of -30°C to 110°C ensures adaptability in various environments.

The open design allows for easy lubrication, extending service life and reducing maintenance needs.
Its universal matching capability offers flexibility in back-to-back, face-to-face, or tandem arrangements.

Application

Industrial Uses of 7212 CDGA/P4A Bearing
The 7212 CDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its extra light preload makes it suitable for applications requiring minimal friction and high-speed operation.

Where Is 7212 CDGA/P4A Bearing Used?
You’ll find the 7212 CDGA/P4A Bearing in automotive transmissions, where its 15° contact angle handles combined radial and axial loads efficiently. The phenolic cage adds durability, making it a reliable choice for long-term use.

Built for Heavy-Duty Use: 7212 CDGA/P4A Bearing
In robotics, the 7212 CDGA/P4A Bearing supports articulated arms, providing smooth movement under varying loads. Its P4A tolerance class ensures consistent performance in demanding automation tasks.

Automotive vs Aerospace: Applications of 7212 CDGA/P4A Bearing
The 7212 CDGA/P4A Bearing works well in automotive wheel hubs, offering stability at high speeds. In aerospace, its precision and lightweight design make it ideal for auxiliary equipment like fuel pumps.

Practical Applications of 7212 CDGA/P4A Bearing
For medical imaging devices, the 7212 CDGA/P4A Bearing delivers quiet and precise rotation. Its chrome steel construction ensures reliability in environments where hygiene and performance are critical.