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Super Precision Angular Contact Ball Bearings 7211 ACD/P4ADT

Super Precision Angular Contact Ball Bearings 7211 ACD/P4ADT

The 7211 ACD/P4ADT is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 19170 lbf and operates smoothly at speeds up to 34000 RPM.

Its 25° contact angle and matched arrangement (2 bearings) provide excellent stability for angular loads. The phenolic cage ensures durability, while the open design allows for easy lubrication.

This bearing is ideal for high-precision applications like machine tool spindles or industrial pumps. With a temperature range of -30°C to 110°C, it performs reliably in various conditions.

Weighing 1.23kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance class, it offers interchangeable options with SKF bearings for seamless replacements.

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Product Parameters

  • Part Number 7211 ACD/P4ADT
  • 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 << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 19170 lbf
  • Static Radial Load 18338 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.23 kg
Super Precision Angular Contact Ball Bearings 7211 ACD/P4ADT dimension drawing
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Features

Performance Features of 7211 ACD/P4ADT Bearing

7211 ACD/P4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 19170 lbf.

The matched arrangement of two bearings enhances stability and performance in precision tasks.
With a maximum speed of 34,000 rpm, it delivers smooth operation in demanding conditions.

Phenolic cage material reduces friction and noise, making it suitable for high-speed applications.
The P4A tolerance class guarantees exceptional precision and reliability.

Lubrication is pre-applied, ensuring ready-to-use convenience and extended service life.
Its temperature range of -30°C to 110°C allows for versatile use in various environments.

Application

Industrial Uses of 7211 ACD/P4ADT Bearing
The 7211 ACD/P4ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its phenolic cage reduces friction, making it suitable for continuous operation in demanding environments.

In automotive applications, 7211 ACD/P4ADT Bearing supports high-speed components like turbochargers and gearbox systems. The matched arrangement with preload enhances stability, which is vital for smooth performance under varying loads.

For automation systems, 7211 ACD/P4ADT Bearing is a reliable choice for robotic arms and CNC machines, thanks to its P4A tolerance class. The chrome steel construction ensures durability even in high-speed, high-load scenarios.

Medical imaging devices benefit from 7211 ACD/P4ADT Bearing’s precision and low vibration. Its open design allows for easy lubrication, ensuring consistent performance in critical diagnostic equipment.

In consumer electronics, 7211 ACD/P4ADT Bearing can be found in high-end printers and scanners, where its quiet operation and reliability are key. The metric sizing makes it compatible with a wide range of European and Asian models.

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