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Super Precision Angular Contact Ball Bearings 7226 CDGA/P4A

Super Precision Angular Contact Ball Bearings 7226 CDGA/P4A

The 7226 CDGA/P4A is a super precision angular contact ball bearing with a 130mm bore and 230mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 48600 lbf and operates smoothly at speeds up to 11000 RPM.

With a 15° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure durability and easy maintenance.

This bearing is ideal for high-precision machinery like CNC spindles or grinding equipment. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

Weighing 6.33kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a reliable choice for precision engineering needs.

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Product Parameters

  • Part Number 7226 CDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 230 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 30.162 mm
  • Ball Qty 17
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 48600 lbf
  • Static Radial Load 50400 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 6.33 kg
  • Price（$） 331.749
Super Precision Angular Contact Ball Bearings 7226 CDGA/P4A dimension drawing
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Features

Performance Features of 7226 CDGA/P4A Bearing

7226 CDGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high durability and resistance to wear under dynamic radial loads up to 48,600 lbf.

The phenolic cage maintains ball alignment, reducing friction and enabling smooth operation at speeds up to 11,000 rpm.
With a precision tolerance class of P4A, it delivers consistent performance in demanding conditions.

7226 CDGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring long service life with minimal maintenance.

Application

Where Is 7226 CDGA/P4A Bearing Used?
7226 CDGA/P4A Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The extra light preload makes it ideal for applications requiring minimal friction and smooth operation.

In automotive systems, 7226 CDGA/P4A Bearing supports components like electric motors and gearboxes, thanks to its high dynamic radial load capacity. The phenolic cage material also helps reduce weight and improve efficiency in these applications.

For automation equipment, 7226 CDGA/P4A Bearing’s open design and P4A tolerance class provide reliable performance in robotic arms and CNC machines. Its universal matching capability allows for flexible configurations in complex systems.

In medical imaging devices, 7226 CDGA/P4A Bearing’s chrome steel construction ensures durability and precision. The lubricated design further enhances its performance in high-speed, low-noise environments.

Q&A

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