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Super Precision Angular Contact Ball Bearings 7204 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7204 CDGA/HCP4A

The 7204 CDGA/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 47mm outer diameter, crafted from high-quality chrome steel. It features ceramic balls and a phenolic cage for smooth operation at high speeds.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 2678 lbf dynamically. Its extra-light preload ensures minimal friction, making it ideal for high-speed applications up to 100,500 RPM.

The open design allows for easy lubrication, while the P4A tolerance class guarantees exceptional accuracy. Suitable for universal matching in back-to-back, face-to-face, or tandem arrangements.

Perfect for precision machinery like spindles or CNC equipment, this bearing operates smoothly in temperatures from -30°C to 110°C. Weighing just 0.09kg, it’s lightweight yet durable for demanding tasks.

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Product Parameters

  • Part Number 7204 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 11
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 2678 lbf
  • Static Radial Load 1316 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.09 kg
  • Price（$） 77.697
Super Precision Angular Contact Ball Bearings 7204 CDGA/HCP4A dimension drawing
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Features

Performance Features of 7204 CDGA/HCP4A Bearing

7204 CDGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring smooth operation under high-speed conditions.
Its dynamic radial load capacity of 2678 lbf makes it suitable for precision applications requiring durability.

The phenolic cage maintains ball alignment, reducing friction and enhancing longevity.
With a maximum speed of 100,500 rpm, it excels in demanding environments.

7204 CDGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

The extra light preload (Class A) ensures minimal resistance, ideal for high-precision tasks.
This bearing is universally matched, offering flexibility in various configurations.

Application

Common Applications of 7204 CDGA/HCP4A Bearing
7204 CDGA/HCP4A Bearing is widely used in machine tools, where its high precision and ceramic balls ensure smooth operation at high speeds. The open design allows for easy lubrication, making it suitable for continuous use in industrial settings.

In automotive applications, 7204 CDGA/HCP4A Bearing supports components like electric motors and gearboxes, thanks to its angular contact design. The phenolic cage adds durability, especially in environments with varying temperatures.

For medical imaging devices, 7204 CDGA/HCP4A Bearing’s P4A tolerance class provides the accuracy needed for reliable performance. Its chrome steel rings and ceramic balls also reduce friction, extending the lifespan of critical equipment.

In robotics, 7204 CDGA/HCP4A Bearing excels in articulated arms and joints, where its extra light preload ensures precise movement. The universal matching feature makes it adaptable for different configurations.

Household appliances like high-end fans benefit from 7204 CDGA/HCP4A Bearing’s quiet operation and low maintenance. The lubricated design keeps it running smoothly even with frequent use.

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