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Super Precision Angular Contact Ball Bearings 7205 CD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 7205 CD/HCP4ADGA

The 7205 CD/HCP4ADGA is a super precision angular contact ball bearing with a 25mm bore and 52mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 4972 lbf and spins at speeds up to 100,500 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and long service life.

The universal matching design allows flexible arrangements like back-to-back or face-to-face setups. Ideal for precision machinery, spindles, or high-speed tools where accuracy is key.

Weighing 0.22kg, it comes lubricated and works in temperatures from -30°C to 110°C. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number 7205 CD/HCP4ADGA
  • 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 30 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 Universal matching
  • 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 4972 lbf
  • Static Radial Load 3285 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.22 kg
  • Price（$） 192.681
Super Precision Angular Contact Ball Bearings 7205 CD/HCP4ADGA dimension drawing
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Features

Performance Features of 7205 CD/HCP4ADGA Bearing

7205 CD/HCP4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 100,500 rpm.
This bearing is preloaded for extra light performance, making it ideal for precision tasks.

7205 CD/HCP4ADGA Bearing can be universally matched in back-to-back, face-to-face, or tandem arrangements.
Its P4A tolerance class guarantees consistent performance in demanding conditions.

Application

How Does 7205 CD/HCP4ADGA Bearing Improve Performance?
7205 CD/HCP4ADGA Bearing excels in high-speed machine spindles, where its ceramic balls reduce friction and heat buildup. The universal matching design allows flexible arrangements for various precision needs.

In robotics, 7205 CD/HCP4ADGA Bearing ensures smooth motion in articulated arms, thanks to its phenolic cage dampening vibrations. The P4A tolerance class guarantees consistent accuracy in repetitive tasks.

For dental drill handpieces, 7205 CD/HCP4ADGA Bearing’s extra light preload minimises noise during operation. Its chrome steel rings withstand frequent sterilisation cycles without compromising performance.

Where Is 7205 CD/HCP4ADGA Bearing Used?
Aerospace applications benefit from 7205 CD/HCP4ADGA Bearing’s ability to handle combined radial and thrust loads in actuator systems. The wide temperature range ensures reliability from ground operations to high-altitude conditions.

In optical equipment like lens positioning stages, 7205 CD/HCP4ADGA Bearing maintains sub-micron level precision. The lubricated design extends service intervals even with continuous fine adjustments.

Built for Heavy-Duty Use: 7205 CD/HCP4ADGA Bearing
CNC lathes utilise 7205 CD/HCP4ADGA Bearing in their main shafts to support heavy cutting forces. The 15° contact angle optimises load distribution during aggressive machining operations.

Packaging machinery relies on 7205 CD/HCP4ADGA Bearing for its rapid acceleration capabilities in indexing systems. The matched set configuration simplifies installation while maintaining tight tolerances.

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