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Super Precision Angular Contact Ball Bearings 7209 ACDGA/VQ126

Super Precision Angular Contact Ball Bearings 7209 ACDGA/VQ126

The 7209 ACDGA/VQ126 is a super precision angular contact ball bearing, measuring 45mm by 85mm by 19mm, crafted from durable chrome steel. It features a 25° contact angle and is designed for angular loads, with a dynamic radial load capacity of 9225 lbf.

Its open design and phenolic cage ensure smooth operation at high speeds, up to 41,000 RPM. The bearing comes pre-lubricated and can handle temperatures from -30°C to 110°C.

This model is available in matched sets of three, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for precision applications like machine tool spindles or high-speed robotics.

Weighing 0.41kg, it meets P4A tolerance standards for exceptional accuracy. Interchangeable with SKF bearings, it offers a reliable solution for demanding industrial uses.

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Product Parameters

  • Part Number 7209 ACDGA/VQ126
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 19 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • 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 9225 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.41 kg
Super Precision Angular Contact Ball Bearings 7209 ACDGA/VQ126 dimension drawing
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Features

How Does 7209 ACDGA/VQ126 Bearing Ensure Precision in Angular Contact Applications?

7209 ACDGA/VQ126 Bearing features a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 9225 lbf, it handles demanding operations with ease.
The extra light preload (Class A) ensures smooth performance, ideal for high-speed applications up to 41,000 rpm.

7209 ACDGA/VQ126 Bearing is available in matched sets, offering flexibility for back-to-back, face-to-face, or tandem arrangements.
Its P4A tolerance class guarantees precision, making it suitable for high-accuracy machinery.

Application

Industrial Uses of 7209 ACDGA/VQ126 Bearing
7209 ACDGA/VQ126 Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

In automotive applications, 7209 ACDGA/VQ126 Bearing supports wheel hubs and transmissions, handling both radial and axial loads efficiently. Its P4A tolerance class guarantees consistent performance in demanding conditions.

For robotics, 7209 ACDGA/VQ126 Bearing’s matched arrangement allows smooth motion in articulated arms and joints. The open seal design simplifies lubrication, extending service life in automated systems.

Where Is 7209 ACDGA/VQ126 Bearing Used?
You’ll find 7209 ACDGA/VQ126 Bearing in CNC machinery, where its high-speed capability and low heat generation are key. The chrome steel construction ensures durability even under heavy loads.

In aerospace components, 7209 ACDGA/VQ126 Bearing provides reliable performance in actuators and control systems. Its extra-light preload reduces vibration, enhancing precision in critical applications.

Built for Heavy-Duty Use: 7209 ACDGA/VQ126 Bearing
7209 ACDGA/VQ126 Bearing excels in industrial pumps, handling both radial and thrust loads with ease. The 25° contact angle optimises load distribution for longer service intervals.

For printing presses, 7209 ACDGA/VQ126 Bearing’s high-speed rating ensures smooth paper feed mechanisms. Its universal matching option allows flexible installation in various configurations.

Q&A

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