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Super Precision Angular Contact Ball Bearings 7204 CDGB/HCP4A
Super Precision Angular Contact Ball Bearings 7204 CDGB/HCP4A

Super Precision Angular Contact Ball Bearings 7204 CDGB/HCP4A

The 7204 CDGB/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 47mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 2678 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, extending its lifespan in demanding conditions.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and speed are crucial. It operates efficiently in temperatures from -30°C to 110°C.

Weighing just 0.09kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. The universal matching option allows flexible arrangements like back-to-back or tandem setups.

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Product Parameters

  • Part Number 7204 CDGB/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 Light / Class B
  • 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

Features

Performance Features of 7204 CDGB/HCP4A Bearing

7204 CDGB/HCP4A 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 at high speeds, up to 100,500 rpm.
This bearing is ideal for precision tasks due to its P4A tolerance class.

7204 CDGB/HCP4A Bearing can be used in matched sets for back-to-back, face-to-face, or tandem arrangements.
Its light preload design ensures consistent performance under dynamic radial loads.

With a temperature range of -30°C to 110°C, it performs reliably in various environments.
The open seal type allows for easy lubrication and maintenance.

Application

Super Precision Angular Contact Ball Bearings 7204 CDGB/HCP4A is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The P4A tolerance ensures precise alignment, crucial for maintaining accuracy in CNC machining.

In automotive applications, 7204 CDGB/HCP4A supports electric motor shafts, handling both radial and axial loads efficiently. Its light preload design minimises energy loss, making it ideal for hybrid and electric vehicles.

For robotics, 7204 CDGB/HCP4A provides reliable performance in articulated arms, thanks to its angular contact design. The open seal allows for easy lubrication, extending service life in continuous operation.

Medical imaging devices benefit from 7204 CDGB/HCP4A’s low vibration and high-speed capabilities. The chrome steel rings and ceramic balls ensure durability in sterile environments.

In 3D printers, 7204 CDGB/HCP4A’s precision helps maintain consistent print quality. The metric sizing makes it compatible with a wide range of industrial and hobbyist models.

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