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Super Precision Angular Contact Ball Bearings 7211 ACDGA/VQ126

Super Precision Angular Contact Ball Bearings 7211 ACDGA/VQ126

The 7211 ACDGA/VQ126 is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 11858 lbf and spins smoothly at speeds up to 34000 RPM.

With a 25° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure easy maintenance and long service life.

This bearing is ideal for high-speed machinery like spindles or CNC tools, where accuracy and reliability are key. It operates in temperatures from -30°C to 110°C and comes lubricated for immediate use.

Weighing 0.61kg, it’s robust yet manageable. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, making replacements hassle-free. Suitable for back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number 7211 ACDGA/VQ126
  • 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 Extra light / Class A
  • 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 ACDGA/VQ126 dimension drawing
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Features

Performance Features of 7211 ACDGA/VQ126 Bearing

7211 ACDGA/VQ126 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 noise.

With a dynamic radial load capacity of 11858 lbf, 7211 ACDGA/VQ126 Bearing handles demanding conditions reliably.
The extra light preload (Class A) enhances precision, making it suitable for high-speed operations up to 34,000 rpm.

7211 ACDGA/VQ126 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its universal matching capability allows flexible configurations like back-to-back or face-to-face arrangements.

The P4A tolerance class ensures high precision, ideal for applications requiring tight tolerances.
Lubrication is pre-applied, reducing initial setup time and maintenance needs.

Weighing just 0.61 kg, 7211 ACDGA/VQ126 Bearing offers a balance of strength and lightweight design.
Its 15-ball configuration with 14.288 mm diameter balls provides smooth rotation and load distribution.

Application

Industrial Uses of 7211 ACDGA/VQ126 Bearing
7211 ACDGA/VQ126 Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The open seal type allows for efficient lubrication, making it suitable for continuous operation.

In automotive applications, 7211 ACDGA/VQ126 Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads with ease. Its phenolic cage material reduces friction, enhancing durability in demanding conditions.

For robotics, 7211 ACDGA/VQ126 Bearing’s extra light preload ensures smooth movement in articulated arms and joints. The P4A tolerance class guarantees consistent performance in precision-driven tasks.

Where Is 7211 ACDGA/VQ126 Bearing Used?
You’ll find 7211 ACDGA/VQ126 Bearing in medical imaging devices, where its high-speed capabilities and reliability are crucial. The chrome steel construction ensures long-lasting performance in sterile environments.

In automation systems, 7211 ACDGA/VQ126 Bearing is ideal for conveyor belts and sorting machines, thanks to its ability to handle dynamic loads. The metric sizing makes it compatible with a wide range of industrial equipment.

Built for Heavy-Duty Use: 7211 ACDGA/VQ126 Bearing
7211 ACDGA/VQ126 Bearing excels in wind turbine gearboxes, where its high dynamic radial load capacity is essential. The lubricated design ensures minimal maintenance even in harsh conditions.

For 3D printers, 7211 ACDGA/VQ126 Bearing provides the precision needed for smooth linear motion. Its temperature range of -30°C to 110°C makes it versatile for various operating environments.

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