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Super Precision Angular Contact Ball Bearings 7008 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 7008 ACDGB/P4A

The 7008 ACDGB/P4A is a super precision angular contact ball bearing measuring 40mm by 68mm by 15mm, crafted from durable chrome steel. It features a 25° contact angle and is designed for light preload applications.

With a dynamic radial load capacity of 3578 lbf, it spins smoothly at speeds up to 56,000 RPM. The open design and phenolic cage ensure reliable performance in temperatures ranging 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 high-precision machinery like spindles or CNC equipment where accuracy is key.

Weighing just 0.19kg, it’s a lightweight yet robust choice for demanding applications. Compliant with P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 7008 ACDGB/P4A
  • 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 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 Light / Class B
  • 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 56000 rpm
  • Weight 0.19 kg
  • Price（$） 74.997
Super Precision Angular Contact Ball Bearings 7008 ACDGB/P4A dimension drawing
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Features

How Does 7008 ACDGB/P4A Bearing Ensure Precision in High-Speed Applications?

7008 ACDGB/P4A Bearing features a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction enhances durability while maintaining precision under dynamic radial loads up to 3578 lbf.

The phenolic cage in 7008 ACDGB/P4A Bearing reduces friction, allowing speeds up to 56,000 rpm.
This design ensures smooth operation and longevity, even in demanding conditions.

7008 ACDGB/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open seal type and lubrication further enhance performance, making it suitable for high-precision tasks.

Application

Industrial Uses of 7008 ACDGB/P4A Bearing
7008 ACDGB/P4A 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, 7008 ACDGB/P4A Bearing supports components like electric motors and gearboxes, handling both radial and axial loads efficiently. Its P4A tolerance class guarantees consistent performance in demanding conditions.

For automation systems, 7008 ACDGB/P4A Bearing is ideal for robotic arms and CNC machines, offering smooth motion control. The light preload helps maintain stability during high-speed movements.

Medical imaging devices benefit from 7008 ACDGB/P4A Bearing’s quiet operation and reliability. The chrome steel construction ensures durability in sensitive environments.

In consumer electronics, 7008 ACDGB/P4A Bearing can be found in high-performance fans and printers, where its low vibration enhances user experience. The metric sizing allows for easy integration into various designs.

Q&A

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