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Super Precision Angular Contact Ball Bearings 7008/VA9D1

Super Precision Angular Contact Ball Bearings 7008/VA9D1

The 7008/VA9D1 is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3578 lbf and spins smoothly at high speeds up to 43000 RPM.

With a 25° contact angle and phenolic cage, it offers stable performance under angular loads. The open design allows easy lubrication, and it operates well in temperatures from -30°C to 110°C.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for precision applications like machine tools or high-speed spindles where accuracy is key.

Weighing just 0.19kg, it meets P4 tolerance standards for reliable performance. Its interchangeable design with SKF bearings makes it a practical choice for replacements.

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Product Parameters

  • Part Number 7008/VA9D1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 15 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 43000 rpm
  • Weight 0.19 kg
Super Precision Angular Contact Ball Bearings 7008/VA9D1 dimension drawing
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Features

Performance Features of 7008/VA9D1 Bearing

7008/VA9D1 Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 25° contact angle ensures efficient load distribution, enhancing performance in dynamic conditions.

The phenolic cage maintains ball alignment, reducing friction and noise during operation.
With a maximum speed of 43,000 rpm, it delivers smooth and reliable performance.

7008/VA9D1 Bearing operates in temperatures from -30°C to 110°C, suitable for various environments.
Its P4 tolerance class guarantees consistent accuracy for precision tasks.

Application

Industrial Uses of 7008/VA9D1 Bearing
7008/VA9D1 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, extending its lifespan in demanding conditions.

Where Is 7008/VA9D1 Bearing Used?
In automotive applications, 7008/VA9D1 Bearing supports components like wheel hubs and transmissions, thanks to its ability to handle both radial and axial loads. Its phenolic cage material reduces friction, making it ideal for smooth, high-speed rotation.

Built for Heavy-Duty Use: 7008/VA9D1 Bearing
For automation systems, 7008/VA9D1 Bearing is a reliable choice for robotic arms and CNC machines, where consistent precision is key. The P4 tolerance class ensures minimal deviation, even under heavy loads.

Automotive vs Aerospace: Applications of 7008/VA9D1 Bearing
In aerospace, 7008/VA9D1 Bearing is valued for its lightweight yet durable construction, suitable for avionics and control systems. Meanwhile, automotive applications benefit from its high-speed capabilities and load-bearing efficiency.

Perfect Fit for Automation: 7008/VA9D1 Bearing
7008/VA9D1 Bearing excels in 3D printers and automated production lines, where its low friction and high precision are essential. The chrome steel rings provide durability, ensuring long-term reliability in continuous operation.

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