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Super Precision Angular Contact Ball Bearings 7008 CD/HCP4ADFA
Super Precision Angular Contact Ball Bearings 7008 CD/HCP4ADFA

Super Precision Angular Contact Ball Bearings 7008 CD/HCP4ADFA

The 7008 CD/HCP4ADFA is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and comes in a matched set of two bearings arranged back-to-back (DF).

This bearing handles radial loads up to 6210 lbf and reaches speeds of 41,000 RPM, thanks to its ceramic balls and phenolic cage. The extra light preload ensures smooth operation with minimal friction.

Its open design allows for easy lubrication, while the P4A tolerance class guarantees high precision. Ideal for applications like machine tool spindles or high-speed robotics where accuracy is key.

Weighing 0.34kg, it operates efficiently in temperatures from -30°C to 110°C. The matched set simplifies installation, making it a practical choice for precision engineering.

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Product Parameters

  • Part Number 7008 CD/HCP4ADFA
  • 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 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 18
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings >< DF
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6210 lbf
  • Static Radial Load 4950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.34 kg

Features

Why Choose 7008 CD/HCP4ADFA Bearing for Precision Tasks?

7008 CD/HCP4ADFA Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation and reduced friction.

With a dynamic radial load capacity of 6210 lbf, it handles demanding tasks with ease.
The phenolic cage maintains ball alignment, enhancing durability and performance.

Designed for extra light preload, 7008 CD/HCP4ADFA Bearing offers exceptional accuracy.
It operates at speeds up to 41,000 rpm, making it suitable for high-speed machinery.

The matched arrangement of two bearings ensures stability and reliability.
Its temperature range of -30°C to 110°C allows for versatile use in various environments.

Application

Key Fields for 7008 CD/HCP4ADFA Bearing
7008 CD/HCP4ADFA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction and heat buildup. The matched arrangement ensures stability during demanding operations.

In robotics, 7008 CD/HCP4ADFA Bearing provides smooth motion control for articulated arms, thanks to its angular contact design. The phenolic cage offers quiet operation, ideal for sensitive environments.

For aerospace applications, 7008 CD/HCP4ADFA Bearing handles both radial and axial loads in components like landing gear systems. Its P4A tolerance class guarantees consistent performance under extreme conditions.

Medical imaging devices benefit from 7008 CD/HCP4ADFA Bearing’s low vibration and high-speed capabilities. The open design allows for easy lubrication, extending service life in critical equipment.

In automotive testing rigs, 7008 CD/HCP4ADFA Bearing supports precise measurements with minimal deflection. The extra light preload ensures accurate data collection during high-speed simulations.

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