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Super Precision Angular Contact Ball Bearings 7210 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 7210 ACDGB/P4A

The 7210 ACDGB/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 25° contact angle and is designed for light preload applications.

This bearing handles radial loads up to 9518 lbf and operates smoothly at speeds up to 46,000 RPM. Its phenolic cage ensures durability and reduces friction during high-speed rotations.

With an open design, it allows for easy lubrication and maintenance. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

Ideal for precision machinery like CNC spindles or high-speed tools, it can be matched in sets for back-to-back, face-to-face, or tandem arrangements. Weighing 0.46kg, it balances strength and precision for demanding applications.

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Product Parameters

  • Part Number 7210 ACDGB/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 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • 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 0.46 kg
  • Price（$） 75.897
Super Precision Angular Contact Ball Bearings 7210 ACDGB/P4A dimension drawing
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Features

Performance Features of 7210 ACDGB/P4A Bearing

7210 ACDGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 9518 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 46,000 rpm.
This bearing is suitable for temperatures ranging from -30°C to 110°C, making it versatile for various conditions.

With a P4A tolerance class, 7210 ACDGB/P4A Bearing offers high precision for demanding tasks.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face configurations.

Application

Industrial Uses of 7210 ACDGB/P4A Bearing
This bearing is commonly used in high-speed machine spindles, where its angular contact design handles both radial and axial loads efficiently. The phenolic cage reduces friction, making it suitable for precision machining applications.

Where Is 7210 ACDGB/P4A Bearing Used?
You’ll find 7210 ACDGB/P4A Bearing in automotive transmissions, where its light preload ensures smooth gear shifts. Its metric dimensions and P4A tolerance class make it a reliable choice for European and Asian car models.

Built for Heavy-Duty Use: 7210 ACDGB/P4A Bearing
In robotics, 7210 ACDGB/P4A Bearing supports articulated arms, thanks to its chrome steel construction and high dynamic load capacity. The open design allows for easy lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of 7210 ACDGB/P4A Bearing
While 7210 ACDGB/P4A Bearing excels in car transmissions, it’s also found in aircraft auxiliary systems, where precision and reliability are critical. The temperature range of -30°C to 110°C ensures performance in varied conditions.

Perfect Fit for Automation: 7210 ACDGB/P4A Bearing
In automated production lines, 7210 ACDGB/P4A Bearing ensures precise movement in linear guides and rotary tables. Its high-speed capability (up to 46,000 rpm) makes it ideal for fast-paced manufacturing processes.

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