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Super Precision Angular Contact Ball Bearings 7004 ACE/P4ADBB

Super Precision Angular Contact Ball Bearings 7004 ACE/P4ADBB

The 7004 ACE/P4ADBB is a super precision angular contact ball bearing, measuring 20mm by 42mm by 24mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This model handles radial loads up to 2632 lbf and spins smoothly at speeds up to 103,000 RPM. Its phenolic cage ensures quiet operation and long service life, even under light preload conditions.

The open design allows for easy lubrication, making maintenance straightforward. It operates efficiently in temperatures ranging from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. Weighing just 0.13kg, it’s lightweight yet robust for its size. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7004 ACE/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2632 lbf
  • Static Radial Load 1440 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.13 kg
Super Precision Angular Contact Ball Bearings 7004 ACE/P4ADBB dimension drawing
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Features

How Does 7004 ACE/P4ADBB Bearing Achieve Super Precision?

7004 ACE/P4ADBB Bearing features a 25° contact angle, optimised for high-speed angular contact applications.
Its matched arrangement of two bearings ensures stability and precision in demanding conditions.

The chrome steel rings and balls provide durability, while the phenolic cage reduces friction.
With a maximum speed of 103,000 rpm, it delivers reliable performance without compromising accuracy.

7004 ACE/P4ADBB Bearing’s P4A tolerance class guarantees consistent precision for critical tasks.
Its light preload design minimises vibration, making it ideal for high-performance machinery.

Application

Industrial Uses of 7004 ACE/P4ADBB Bearing
7004 ACE/P4ADBB Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures smooth operation. The matched arrangement of two bearings provides stability under radial and axial loads.

In automotive applications, 7004 ACE/P4ADBB Bearing supports components like electric motors and gearboxes, thanks to its light preload and high-speed capability. Its chrome steel construction offers durability in demanding conditions.

For medical imaging devices, 7004 ACE/P4ADBB Bearing’s phenolic cage reduces friction, making it ideal for quiet, precise movement. The P4A tolerance class ensures consistent performance in critical applications.

Automation & robotics benefit from 7004 ACE/P4ADBB Bearing’s low friction and high-speed performance, particularly in robotic arms and CNC systems. The open design allows for easy lubrication and maintenance.

In consumer electronics like high-end printers, 7004 ACE/P4ADBB Bearing’s precision ensures reliable paper feed mechanisms. Its compact size and lightweight design make it suitable for space-constrained applications.

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