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Super Precision Angular Contact Ball Bearings 7205 CDGB/HCP4A

Super Precision Angular Contact Ball Bearings 7205 CDGB/HCP4A

The 7205 CDGB/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 52mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 3038 lbf and reaches speeds of 100,500 RPM, making it suitable for high-performance applications.

Its 15° contact angle and light preload ensure smooth operation, while the phenolic cage offers stability. The open design allows for easy lubrication, enhancing its lifespan in demanding conditions.

This bearing is part of a universal matching set, compatible with SKF models, and works in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or CNC equipment where accuracy and speed are crucial.

Weighing just 0.11kg, it’s lightweight yet robust, meeting P4A tolerance standards for reliable performance. Its versatile arrangement options (back-to-back, face-to-face, or tandem) provide flexibility in various setups.

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Product Parameters

  • Part Number 7205 CDGB/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 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 3038 lbf
  • Static Radial Load 1620 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 CDGB/HCP4A dimension drawing
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Features

Why Choose 7205 CDGB/HCP4A Bearing for Precision Tasks?

7205 CDGB/HCP4A Bearing features a 15° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls ensure smooth operation even at high speeds up to 100,500 rpm.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a P4A tolerance class, it delivers exceptional precision for demanding applications.

Light preload class B ensures optimal performance without excessive rigidity.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

Application

Where Is 7205 CDGB/HCP4A Bearing Used?
In industrial settings, 7205 CDGB/HCP4A Bearing is commonly used in high-speed spindles and machine tools due to its precision angular contact design. The ceramic balls and phenolic cage contribute to smooth operation even at elevated speeds.

Automotive applications like electric vehicle motors benefit from 7205 CDGB/HCP4A Bearing’s ability to handle both radial and axial loads efficiently. Its light preload ensures quiet performance, ideal for modern vehicle requirements.

For robotics and automation, 7205 CDGB/HCP4A Bearing offers reliable performance in articulated arms and precision positioning systems. The P4A tolerance class makes it suitable for applications demanding high accuracy and repeatability.

In medical imaging devices, 7205 CDGB/HCP4A Bearing’s consistent performance helps maintain precise alignment of rotating components. The chrome steel rings provide durability while the open design allows for easy lubrication maintenance.

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