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Super Precision Angular Contact Ball Bearings 7210 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7210 ACDGA/HCP4A

The 7210 ACDGA/HCP4A is a super precision angular contact ball bearing with a 50mm bore and 90mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 9518 lbf.

With an extra light preload and P4A tolerance class, it offers exceptional accuracy for demanding tasks. The open design and phenolic cage allow for easy lubrication and reduced friction.

This bearing is ideal for machine tools or spindles where precision and speed are crucial. It can be arranged back-to-back, face-to-face, or tandem, providing flexibility in installation.

Weighing 0.39kg, it’s lightweight yet robust, suitable for temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a reliable choice for replacements.

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Product Parameters

  • Part Number 7210 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 15
  • Contact Angle 25°
  • 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 9518 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.39 kg
  • Price（$） 1.863
Super Precision Angular Contact Ball Bearings 7210 ACDGA/HCP4A dimension drawing
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Features

Performance Features of 7210 ACDGA/HCP4A Bearing

7210 ACDGA/HCP4A Bearing is designed with a 25° 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 46,000 rpm.
This bearing is ideal for precision tasks, thanks to its P4A tolerance class.

With a dynamic radial load capacity of 9518 lbf, it handles demanding conditions reliably.
The open design allows for easy lubrication, maintaining performance over time.

7210 ACDGA/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching capability makes it versatile for various configurations.

Application

Industrial Uses of 7210 ACDGA/HCP4A Bearing
7210 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it suitable for applications requiring smooth operation.

In the automotive sector, 7210 ACDGA/HCP4A Bearing supports components like electric motors and transmissions, where its extra light preload enhances efficiency. The metric sizing ensures compatibility with a variety of vehicle designs.

For automation systems, 7210 ACDGA/HCP4A Bearing’s phenolic cage and chrome steel rings provide durability in robotic arms and CNC machines. Its high-speed capability makes it a reliable choice for continuous operation.

In medical imaging devices, 7210 ACDGA/HCP4A Bearing’s P4A tolerance class ensures consistent performance under precise conditions. The lubricated design also minimises maintenance needs in critical applications.

Q&A

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