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Super Precision Angular Contact Ball Bearings 7210 CDGA/P4A

Super Precision Angular Contact Ball Bearings 7210 CDGA/P4A

The 7210 CDGA/P4A is a super precision angular contact ball bearing with a 50mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 10102 lbf dynamically.

With a phenolic cage and open design, it offers smooth operation at speeds up to 41000 RPM. The extra light preload ensures minimal friction, making it ideal for high-precision applications.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. It works well in temperatures from -30°C to 110°C and weighs just 0.46kg.

Perfect for machine tools or spindle applications where precision and speed are critical. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number 7210 CDGA/P4A
  • 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 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 10102 lbf
  • Static Radial Load 7650 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.46 kg
  • Price（$） 54.36
Super Precision Angular Contact Ball Bearings 7210 CDGA/P4A dimension drawing
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Features

Performance Features of 7210 CDGA/P4A Bearing

7210 CDGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

The chrome steel construction ensures durability and resistance to wear, even under high dynamic radial loads of 10102 lbf.

With a maximum speed of 41,000 rpm, it delivers smooth and efficient performance in demanding conditions.

Its phenolic cage maintains ball alignment, reducing friction and extending operational life.

Application

Industrial Uses of 7210 CDGA/P4A Bearing
7210 CDGA/P4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The open seal type allows for efficient lubrication, extending its service life in demanding conditions.

In automotive applications, 7210 CDGA/P4A Bearing supports components like electric motors and transmissions, handling both radial and axial loads smoothly. Its chrome steel construction provides durability under varying temperatures and speeds.

For automation systems, 7210 CDGA/P4A Bearing is ideal for robotic arms and CNC machines, offering reliable operation with minimal maintenance. The phenolic cage reduces friction, enhancing efficiency in continuous-use scenarios.

Medical imaging devices benefit from 7210 CDGA/P4A Bearing’s high precision, ensuring smooth and quiet operation. Its P4A tolerance class makes it suitable for applications where accuracy is critical.

Q&A

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