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Super Precision Angular Contact Ball Bearings 7004 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 7004 ACD/P4ADBA

The 7004 ACD/P4ADBA is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3038 lbf and spins smoothly at speeds up to 103,000 RPM.

Its 25° contact angle and matched arrangement of two bearings provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics.

Weighing just 0.14kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional accuracy. The open design allows for easy maintenance and inspection.

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Product Parameters

  • Part Number 7004 ACD/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 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3038 lbf
  • Static Radial Load 1834 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.14 kg
Super Precision Angular Contact Ball Bearings 7004 ACD/P4ADBA dimension drawing
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Features

Performance Features of 7004 ACD/P4ADBA Bearing

7004 ACD/P4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 3038 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 103,000 rpm.
Precision-matched as a duplex set, it offers extra light preload for consistent performance.

With a temperature range of -30°C to 110°C, 7004 ACD/P4ADBA Bearing adapts to various working conditions.
Its open design allows for easy lubrication, reducing friction and wear over time.

Application

Industrial Uses of 7004 ACD/P4ADBA Bearing
7004 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for long operational cycles.

Where Is 7004 ACD/P4ADBA Bearing Used?
You’ll find 7004 ACD/P4ADBA Bearing in automotive transmissions, where its extra light preload enhances smooth gear shifts. Its metric sizing fits seamlessly into European and Asian vehicle designs.

Built for Heavy-Duty Use: 7004 ACD/P4ADBA Bearing
7004 ACD/P4ADBA Bearing handles radial loads well in robotics, particularly in articulated arms requiring precise movement. The chrome steel construction offers durability in continuous operation.

Medical vs Industrial: Where 7004 ACD/P4ADBA Bearing Excels
In medical imaging devices, 7004 ACD/P4ADBA Bearing provides reliable performance due to its P4A tolerance class. Industrial applications benefit from its high-speed capability, reaching up to 103,000 rpm.

Perfect Fit for Automation: 7004 ACD/P4ADBA Bearing
7004 ACD/P4ADBA Bearing works efficiently in 3D printers, ensuring smooth linear motion. The matched bearing arrangement (DB) improves stability in automated systems.

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