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Super Precision Angular Contact Ball Bearings 7211 ACD/HCP4ADBG92GMM

Super Precision Angular Contact Ball Bearings 7211 ACD/HCP4ADBG92GMM

The 7211 ACD/HCP4ADBG92GMM is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 19170 lbf and reaches speeds of 34000 RPM, thanks to its ceramic balls and phenolic cage. Its open design allows for easy greasing, ensuring smooth operation even at high speeds.

The P4A tolerance class guarantees exceptional accuracy, making it suitable for precision applications. Ideal for use in machine tools or high-speed spindles where reliability and precision are crucial.

Weighing 1.01kg, it operates efficiently in temperatures from -30°C to 110°C. Its universal matching option isn’t available, but it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7211 ACD/HCP4ADBG92GMM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 42 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 19170 lbf
  • Static Radial Load 18338 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.01 kg
Super Precision Angular Contact Ball Bearings 7211 ACD/HCP4ADBG92GMM dimension drawing
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Features

Performance Features of 7211 ACD/HCP4ADBG92GMM Bearing

7211 ACD/HCP4ADBG92GMM Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 34,000 rpm.
With a dynamic radial load capacity of 19,170 lbf, it handles demanding conditions reliably.

Preload availability and matched arrangement (DB) improve precision and stability in paired setups.
Its open design and grease lubrication simplify maintenance while extending service life.

Application

Industrial Uses of 7211 ACD/HCP4ADBG92GMM Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

Where Is 7211 ACD/HCP4ADBG92GMM Bearing Used?
You’ll often find 7211 ACD/HCP4ADBG92GMM Bearing in automotive transmissions, where its preload capability enhances stability under heavy loads. The phenolic cage also helps dampen vibrations for smoother performance.

Built for Heavy-Duty Use: 7211 ACD/HCP4ADBG92GMM Bearing
In robotics, 7211 ACD/HCP4ADBG92GMM Bearing excels in articulated arms, thanks to its matched arrangement for balanced load distribution. The grease lubrication ensures long service life even in continuous operation.

Automotive vs Aerospace: Applications of 7211 ACD/HCP4ADBG92GMM Bearing
In automotive systems, this bearing handles radial and axial loads in wheel hubs, while in aerospace, it supports precision components like gyroscopes. The P4A tolerance class guarantees consistent performance in both fields.

Perfect Fit for Automation: 7211 ACD/HCP4ADBG92GMM Bearing
For automated production lines, 7211 ACD/HCP4ADBG92GMM Bearing offers reliable motion control in linear guides and rotary tables. Its chrome steel rings provide durability in repetitive tasks.

Q&A

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