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Super Precision Angular Contact Ball Bearings 7222 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7222 ACDGA/HCP4A

The 7222 ACDGA/HCP4A is a super precision angular contact ball bearing with a 110mm bore and 200mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 37800 lbf and operates smoothly at speeds up to 16250 RPM.

Its 25° contact angle and extra light preload ensure precise performance, while the phenolic cage offers stability. The bearing works well in temperatures from -30°C to 110°C and comes pre-lubricated for easy use.

This model is interchangeable with SKF bearings and can be arranged back-to-back, face-to-face, or tandem. Ideal for high-precision applications like machine tools or spindles where accuracy is key.

Weighing 3.86kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7222 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 38 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 26.988 mm
  • Ball Qty 16
  • Contact Angle 25°
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 37800 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 3.86 kg
Super Precision Angular Contact Ball Bearings 7222 ACDGA/HCP4A dimension drawing
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Features

Performance Features of 7222 ACDGA/HCP4A Bearing

7222 ACDGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.

With a dynamic radial load capacity of 37800 lbf, it handles heavy loads efficiently.
Its extra light preload design ensures smooth operation in high-speed applications.

The bearing operates seamlessly within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees exceptional accuracy for precision tasks.

7222 ACDGA/HCP4A Bearing’s open design simplifies maintenance and lubrication.
The ceramic balls contribute to lower friction and longer service life.

Application

Key Fields for 7222 ACDGA/HCP4A Bearing
In high-speed machine tools, 7222 ACDGA/HCP4A Bearing excels due to its ceramic balls and phenolic cage, reducing friction and heat buildup. The 25° contact angle ensures stable performance under radial and axial loads.

Where Is 7222 ACDGA/HCP4A Bearing Used?
You’ll often find 7222 ACDGA/HCP4A Bearing in precision spindles for grinding machines, where its P4A tolerance class guarantees accuracy. Its open design simplifies lubrication for extended service life.

Optimized for Performance: 7222 ACDGA/HCP4A Bearing
This bearing’s chrome steel rings and ceramic balls make it ideal for aerospace applications like helicopter gearboxes. The extra-light preload ensures smooth rotation at speeds up to 16,250 rpm.

Automotive vs Aerospace: Applications of 7222 ACDGA/HCP4A Bearing
In automotive testing rigs, 7222 ACDGA/HCP4A Bearing handles combined loads reliably, while in aerospace, its temperature stability suits jet engine components. The universal matching option adds versatility.

Practical Applications of 7222 ACDGA/HCP4A Bearing
For robotics arms requiring precise movement, 7222 ACDGA/HCP4A Bearing’s low friction and high rigidity improve repeatability. The metric dimensions fit European automation equipment seamlessly.

Q&A

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