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Super Precision Angular Contact Ball Bearings 7205 ACDGB/HCP4A

Super Precision Angular Contact Ball Bearings 7205 ACDGB/HCP4A

The 7205 ACDGB/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 52mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 2925 lbf.

With a maximum speed of 100,500 RPM, this bearing is designed for high-performance applications. The phenolic cage adds stability, while the open seal allows for easy lubrication.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.

Weighing just 0.11kg, it’s lightweight yet robust, and operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7205 ACDGB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 15 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 13
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2925 lbf
  • Static Radial Load 1564 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.11 kg
Super Precision Angular Contact Ball Bearings 7205 ACDGB/HCP4A dimension drawing
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Features

How Does 7205 ACDGB/HCP4A Bearing Reduce Friction?

7205 ACDGB/HCP4A Bearing features ceramic balls and a phenolic cage, significantly reducing friction during operation.
Its 25° contact angle ensures smooth performance under angular loads, making it ideal for precision applications.
The chrome steel rings provide durability, while the P4A tolerance class guarantees high precision.
With a maximum speed of 100,500 rpm, it delivers efficient and reliable performance.

Application

Industrial Uses of 7205 ACDGB/HCP4A Bearing
7205 ACDGB/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for applications demanding smooth operation.

In robotics, 7205 ACDGB/HCP4A Bearing supports articulated arms, providing stability and durability during repetitive movements. Its light preload helps maintain precision in automated tasks.

For medical imaging devices, 7205 ACDGB/HCP4A Bearing’s phenolic cage and chrome steel rings offer reliable performance in sensitive environments. The P4A tolerance class ensures consistent accuracy for diagnostic equipment.

Where Is 7205 ACDGB/HCP4A Bearing Used?
7205 ACDGB/HCP4A Bearing finds its place in CNC machinery, where high-speed rotations and precise load handling are essential. The open design allows for easy lubrication, extending its service life.

In electric motors, 7205 ACDGB/HCP4A Bearing handles radial and axial loads efficiently, thanks to its 25° contact angle. The ceramic balls also help reduce heat buildup during prolonged use.

Built for Heavy-Duty Use: 7205 ACDGB/HCP4A Bearing
7205 ACDGB/HCP4A Bearing excels in industrial pumps, where its robust construction withstands continuous operation. The metric sizing ensures compatibility with a wide range of machinery.

For aerospace applications, 7205 ACDGB/HCP4A Bearing’s high-speed capability and temperature resistance make it a reliable choice. The phenolic cage adds durability in demanding conditions.

Automotive vs Aerospace: Applications of 7205 ACDGB/HCP4A Bearing
In automotive transmissions, 7205 ACDGB/HCP4A Bearing provides smooth gear shifts with its angular contact design. The light preload ensures minimal friction during operation.

For aerospace systems, 7205 ACDGB/HCP4A Bearing’s ceramic balls and high-speed tolerance make it ideal for turbine engines. The P4A precision ensures reliable performance under extreme conditions.

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