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Super Precision Angular Contact Ball Bearings 7211 ACD/P4AQGB

Super Precision Angular Contact Ball Bearings 7211 ACD/P4AQGB

The 7211 ACD/P4AQGB is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and light preload ensure smooth operation under radial loads up to 31500 lbf.

With a phenolic cage and open design, it offers excellent durability and easy maintenance. It spins at speeds up to 34000 RPM and handles temperatures from -30°C to 110°C, making it versatile for various conditions.

This bearing comes in a matched set of four, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives where accuracy is key.

Weighing 2.45kg, it balances strength and precision. Compliant with P4A tolerance class, it ensures reliable performance in demanding environments.

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Product Parameters

  • Part Number 7211 ACD/P4AQGB
  • 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 84 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 Universal matching
  • Number Of Bearings In Matched Set 4
  • 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 31500 lbf
  • Static Radial Load 36675 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 2.45 kg
Super Precision Angular Contact Ball Bearings 7211 ACD/P4AQGB dimension drawing
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Features

Performance Features of 7211 ACD/P4AQGB Bearing

7211 ACD/P4AQGB Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 25° contact angle ensures optimal load distribution, enhancing performance in demanding setups.

The phenolic cage maintains ball alignment, reducing friction and extending operational life.
With a dynamic radial load capacity of 31,500 lbf, it handles heavy loads reliably.

Designed for universal matching, 7211 ACD/P4AQGB Bearing supports various configurations like back-to-back or face-to-face arrangements.
Its P4A tolerance class guarantees exceptional accuracy for precision tasks.

Operating at speeds up to 34,000 rpm, 7211 ACD/P4AQGB Bearing balances speed and durability.
The temperature range of -30°C to 110°C ensures consistent performance in varied environments.

Application

Industrial Uses of 7211 ACD/P4AQGB Bearing
7211 ACD/P4AQGB Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In automotive applications, 7211 ACD/P4AQGB Bearing supports components like wheel hubs and transmissions, ensuring smooth performance at high speeds. Its phenolic cage reduces friction, enhancing durability in demanding conditions.

For robotics and automation, 7211 ACD/P4AQGB Bearing provides reliable motion control in robotic arms and CNC machines. The P4A tolerance class ensures exceptional accuracy, which is vital for repetitive tasks.

Medical imaging devices also benefit from 7211 ACD/P4AQGB Bearing’s precision and low noise operation. The chrome steel construction maintains stability, even during prolonged use in sensitive equipment.

In aerospace systems, 7211 ACD/P4AQGB Bearing’s light preload and high-speed capability make it ideal for avionics and control mechanisms. Its temperature range ensures consistent performance in varying environments.

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