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Super Precision Angular Contact Ball Bearings 7204 ACD/P4ADBD
Super Precision Angular Contact Ball Bearings 7204 ACD/P4ADBD

Super Precision Angular Contact Ball Bearings 7204 ACD/P4ADBD

The 7204 ACD/P4ADBD is a super precision angular contact ball bearing with a 20mm bore and 47mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for heavy preload applications.

This bearing handles dynamic radial loads up to 4185 lbf and operates smoothly at speeds up to 100,500 RPM. Its phenolic cage ensures quiet performance and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the P4A tolerance class guarantees high precision. Ideal for machine tools or high-speed spindles where accuracy is crucial.

Weighing just 0.21kg, this matched set is interchangeable with SKF bearings, offering a reliable solution for precision engineering needs. Suitable for temperatures ranging from -30°C to 110°C.

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Product Parameters

  • Part Number 7204 ACD/P4ADBD
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 11
  • 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 4185 lbf
  • Static Radial Load 2520 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.21 kg

Features

Performance Features of 7204 ACD/P4ADBD Bearing

7204 ACD/P4ADBD Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls provide strong resistance to wear, ensuring reliable performance under dynamic radial loads up to 4185 lbf.

With a phenolic cage, it maintains ball alignment and reduces friction, even at high speeds of 100,500 rpm.

Its precision P4A tolerance class guarantees consistent performance in demanding conditions.

Application

Key Fields for 7204 ACD/P4ADBD Bearing
7204 ACD/P4ADBD Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The heavy preload and P4A tolerance make it suitable for demanding machining tasks.

In robotics, 7204 ACD/P4ADBD Bearing provides smooth motion control for articulated arms and joints. Its matched arrangement reduces vibration, enhancing precision in automated systems.

For aerospace applications, 7204 ACD/P4ADBD Bearing handles both radial and axial loads in components like landing gear systems. The phenolic cage offers lightweight durability, ideal for flight-critical parts.

Where Is 7204 ACD/P4ADBD Bearing Used?
You’ll often find 7204 ACD/P4ADBD Bearing in dental drills, where its high-speed capability and low friction are essential. The open design allows for easy lubrication, extending service life.

In packaging machinery, 7204 ACD/P4ADBD Bearing supports rotary tables and indexing units. Its chrome steel construction withstands continuous operation without compromising performance.

Built for Heavy-Duty Use: 7204 ACD/P4ADBD Bearing
7204 ACD/P4ADBD Bearing excels in industrial pumps, handling both radial and thrust loads with ease. The 25° contact angle distributes forces evenly, reducing wear.

For electric motors, 7204 ACD/P4ADBD Bearing ensures quiet and efficient operation. Its matched set configuration minimises play, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 7204 ACD/P4ADBD Bearing
In automotive transmissions, 7204 ACD/P4ADBD Bearing manages high-speed rotations and shifting loads. The metric sizing ensures compatibility with global vehicle designs.

For aircraft actuators, 7204 ACD/P4ADBD Bearing’s precision and temperature stability are crucial. The phenolic cage resists corrosion, even in challenging environments.

Q&A

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