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Super Precision Angular Contact Ball Bearings 7211 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 7211 ACDGB/P4A

The 7211 ACDGB/P4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and is designed for high-speed operations up to 34,000 RPM.

This bearing handles radial loads up to 11,858 lbf and comes preloaded for smooth performance. Its phenolic cage ensures stability and reduces friction during use.

The open design allows for easy lubrication, making maintenance straightforward. It works efficiently in temperatures ranging from -30°C to 110°C.

Ideal for applications requiring high precision, such as machine tools or spindles. Its universal matching capability allows flexible arrangements like back-to-back or face-to-face setups. Weighing 0.61kg, it balances strength and precision for demanding tasks.

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Product Parameters

  • Part Number 7211 ACDGB/P4A
  • 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 21 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 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 11858 lbf
  • Static Radial Load 9112 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.61 kg
Super Precision Angular Contact Ball Bearings 7211 ACDGB/P4A dimension drawing
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Features

Performance Features of 7211 ACDGB/P4A Bearing

7211 ACDGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 11858 lbf, 7211 ACDGB/P4A Bearing handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for critical applications.

7211 ACDGB/P4A Bearing operates smoothly at speeds up to 34,000 rpm, balancing performance and efficiency.
Its universal matching capability allows flexible configurations like back-to-back or face-to-face arrangements.

The open design and lubrication ensure consistent performance within a temperature range of -30°C to 110°C.
This makes 7211 ACDGB/P4A Bearing a versatile choice for various industrial needs.

Application

Super Precision Angular Contact Ball Bearings 7211 ACDGB/P4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make them suitable for applications requiring minimal friction and heat generation.

In automotive applications, 7211 ACDGB/P4A Bearings are ideal for gearboxes and wheel hubs, providing smooth operation under angular loads. Their P4A tolerance class ensures consistent performance in demanding driving conditions.

For robotics and automation, 7211 ACDGB/P4A Bearings offer reliable precision in robotic arms and CNC machines. The chrome steel construction enhances durability, while the light preload reduces vibration during high-speed movements.

In aerospace components, 7211 ACDGB/P4A Bearings are valued for their ability to handle combined loads in flight control systems. The metric sizing and universal matching options make them adaptable to various aircraft designs.

Medical imaging devices benefit from 7211 ACDGB/P4A Bearings’ smooth rotation and low noise levels. Their high-speed capability and temperature resistance ensure reliable performance in critical diagnostic equipment.

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