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Super Precision Angular Contact Ball Bearings 7004 ACD/P4ADBD

Super Precision Angular Contact Ball Bearings 7004 ACD/P4ADBD

The 7004 ACD/P4ADBD is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched pair for heavy preload applications.

This bearing handles radial loads up to 3038 lbf and can reach speeds of 103,000 RPM, making it suitable for high-performance machinery. Its open design allows for easy lubrication, ensuring smooth operation.

The phenolic cage enhances durability, while the P4A tolerance class guarantees precise performance. It operates efficiently in temperatures ranging from -30°C to 110°C.

Ideal for applications like machine tool spindles or high-speed motors, this bearing is interchangeable with SKF models. Weighing just 0.14kg, it’s lightweight yet robust for demanding tasks.

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Product Parameters

  • Part Number 7004 ACD/P4ADBD
  • 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 Heavy / Class D
  • 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/P4ADBD dimension drawing
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Features

Performance Features of 7004 ACD/P4ADBD Bearing

7004 ACD/P4ADBD Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 3038 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation at speeds up to 103,000 rpm.
Preloaded as a matched pair (DB arrangement), it offers stability and precision in demanding conditions.

With a temperature range of -30°C to 110°C, 7004 ACD/P4ADBD Bearing performs reliably in varied environments.
Its P4A tolerance class ensures consistent accuracy for precision engineering applications.

Application

Industrial Uses of 7004 ACD/P4ADBD Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate alignment under heavy loads. The phenolic cage helps reduce friction, making it suitable for high-speed operations.

In automotive applications, 7004 ACD/P4ADBD Bearing supports components like wheel hubs and transmissions, providing stability during cornering and acceleration. Its metric sizing ensures compatibility with a variety of vehicle designs.

For robotics, 7004 ACD/P4ADBD Bearing is ideal for articulated arms, offering smooth movement and durability. The heavy preload class enhances performance in repetitive motion scenarios.

Medical imaging devices benefit from 7004 ACD/P4ADBD Bearing’s precision, ensuring reliable operation in critical diagnostics. The chrome steel construction adds longevity in sterile environments.

In automation systems, this bearing is a reliable choice for conveyor belts and assembly lines. Its open design allows for easy lubrication, maintaining efficiency over time.

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