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Super Precision Angular Contact Ball Bearings 7004 CE/P4ADBA

Super Precision Angular Contact Ball Bearings 7004 CE/P4ADBA

The 7004 CE/P4ADBA is a super precision angular contact ball bearing, measuring 20mm by 42mm by 24mm. Made from chrome steel, it features a 15° contact angle and comes in a matched pair for balanced performance.

It handles radial loads up to 2722 lbf and spins smoothly at speeds up to 100,000 RPM. The phenolic cage ensures quiet operation and durability, even in demanding conditions.

With an extra-light preload, this bearing offers high accuracy for precision applications. Its open design allows for easy lubrication and maintenance.

Ideal for machine tools or high-speed spindles where precision is key. The bearings are interchangeable with SKF models, making replacements straightforward. Weighing just 0.13kg, they’re lightweight yet robust.

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Product Parameters

  • Part Number 7004 CE/P4ADBA
  • 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 15°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2722 lbf
  • Static Radial Load 1508 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100000 rpm
  • Weight 0.13 kg
Super Precision Angular Contact Ball Bearings 7004 CE/P4ADBA dimension drawing
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Features

Performance Features of 7004 CE/P4ADBA Bearing

7004 CE/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 2722 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at high speeds.
With a maximum speed of 100,000 rpm, it is suitable for precision tasks requiring rapid rotation.

7004 CE/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload (Class A) ensures minimal resistance, making it ideal for sensitive applications.

The matched arrangement of two bearings (DB) provides balanced load handling.
This design enhances stability and extends the service life of the bearing set.

Application

Industrial Uses of 7004 CE/P4ADBA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides excellent stability for demanding applications.

In robotics, 7004 CE/P4ADBA Bearing supports articulated arms, enabling smooth and precise movements. Its phenolic cage reduces friction, making it suitable for high-speed operations.

For medical imaging devices, 7004 CE/P4ADBA Bearing’s chrome steel construction offers reliable performance under consistent loads. The extra-light preload ensures minimal vibration, crucial for sensitive equipment.

Automotive applications like electric power steering systems benefit from 7004 CE/P4ADBA Bearing’s durability. Its metric sizing and P4A tolerance class make it a dependable choice for European and Asian car models.

In 3D printers, 7004 CE/P4ADBA Bearing helps maintain precise linear motion. The open design allows for easy lubrication, extending the bearing’s service life in continuous operation.

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