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Super Precision Angular Contact Ball Bearings 7008 CE/P4ADGA

Super Precision Angular Contact Ball Bearings 7008 CE/P4ADGA

The 7008 CE/P4ADGA 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 4478 lbf and spins smoothly at speeds up to 56,000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tools or spindle drives.

Weighing 0.37kg, it’s lightweight yet robust. Compliant with P4A tolerance class for exceptional accuracy. Comes in a matched set of two for versatile installation options.

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Product Parameters

  • Part Number 7008 CE/P4ADGA
  • 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 7.144 mm
  • Ball Qty 19
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 4478 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.37 kg
  • Price（$） 164.961
Super Precision Angular Contact Ball Bearings 7008 CE/P4ADGA dimension drawing
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Features

How Does 7008 CE/P4ADGA Bearing Ensure Precision in High-Speed Applications?

7008 CE/P4ADGA Bearing features a 15° contact angle, optimised for handling combined radial and axial loads with high accuracy.
Its chrome steel construction and phenolic cage enhance durability while maintaining smooth operation at speeds up to 56,000 rpm.
The universal matching design allows flexible arrangements like back-to-back or face-to-face, adapting to various mechanical needs.
With a P4A tolerance class, it delivers consistent performance in precision applications.

Engineered for Reliability: 7008 CE/P4ADGA Bearing

7008 CE/P4ADGA Bearing’s chrome steel rings and balls provide excellent resistance to wear, ensuring long service life.
The extra light preload (Class A) minimises friction, making it ideal for high-speed, precision tasks.
Its open design and lubrication system help maintain optimal performance within a -30°C to 110°C range.
Weighing just 0.37 kg, it balances strength and efficiency without compromising on precision.

Performance Features of 7008 CE/P4ADGA Bearing

7008 CE/P4ADGA Bearing handles dynamic radial loads up to 4478 lbf, suitable for demanding industrial applications.
The phenolic cage reduces vibration and noise, contributing to smoother operation in sensitive machinery.
Its 19 balls, each 7.144 mm in diameter, distribute loads evenly, enhancing stability and reducing stress.
The matched set of two bearings offers versatility for complex mounting configurations.

Why Choose 7008 CE/P4ADGA Bearing for Precision Tasks?

7008 CE/P4ADGA Bearing’s tight tolerances (P4A class) ensure minimal deviation, critical for high-precision equipment.
The open seal type allows easy lubrication access, extending maintenance intervals and reducing downtime.
Its universal matching capability supports tandem, back-to-back, or face-to-face arrangements for flexible installation.
With a static radial load capacity of 3442 lbf, it reliably supports both axial and radial forces.

Structural Advantages of 7008 CE/P4ADGA Bearing

7008 CE/P4ADGA Bearing’s 40 mm bore and 68 mm outer diameter provide a robust yet compact design for space-constrained applications.
The chrome steel construction resists deformation under load, maintaining accuracy even at high speeds.
Its phenolic cage offers low friction and thermal stability, ideal for continuous operation.
The bearing’s 30 mm width ensures stability without adding unnecessary bulk to assemblies.

Application

Industrial Uses of 7008 CE/P4ADGA Bearing
You’ll often spot 7008 CE/P4ADGA Bearing in high-precision machine tools, where its 15° contact angle ensures smooth operation under radial and axial loads. The universal matching design makes it versatile for back-to-back or face-to-face arrangements.

In robotics, 7008 CE/P4ADGA Bearing is a go-to for joint mechanisms, thanks to its extra-light preload and phenolic cage reducing friction. It handles rapid movements effortlessly, keeping automation systems running quietly.

For medical imaging devices, 7008 CE/P4ADGA Bearing’s P4A tolerance class guarantees the accuracy needed in sensitive equipment. The chrome steel construction also withstands frequent sterilisation without compromising performance.

Automotive vs Aerospace: Applications of 7008 CE/P4ADGA Bearing
In car transmissions, 7008 CE/P4ADGA Bearing supports gear shifts with minimal vibration, while its lightweight design suits electric vehicle motors. The lubricated setup ensures longevity even at high RPMs.

Aircraft systems rely on 7008 CE/P4ADGA Bearing for flight control mechanisms, where its temperature resilience (-30°C to 110°C) is crucial. The matched set feature simplifies maintenance in tight spaces.

Q&A

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