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Super Precision Angular Contact Ball Bearings 7209 ACD/HCP4AQBCA

Super Precision Angular Contact Ball Bearings 7209 ACD/HCP4AQBCA

The 7209 ACD/HCP4AQBCA is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of four bearings for balanced performance.

With a dynamic radial load capacity of 24300 lbf, it handles high speeds up to 41000 RPM smoothly. The ceramic balls and phenolic cage reduce friction, enhancing durability and efficiency.

Its open design allows for easy lubrication, while the extra-light preload ensures quiet operation. Ideal for precision applications like machine tool spindles or high-speed robotics.

The bearing operates reliably in temperatures from -30°C to 110°C. Weighing 1.36kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 7209 ACD/HCP4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 76 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 24300 lbf
  • Static Radial Load 26550 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 1.36 kg
Super Precision Angular Contact Ball Bearings 7209 ACD/HCP4AQBCA dimension drawing
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Features

How Does 7209 ACD/HCP4AQBCA Bearing Achieve High-Speed Performance?

7209 ACD/HCP4AQBCA Bearing features ceramic balls and a phenolic cage, reducing friction for smoother high-speed operation.
Its dynamic radial load capacity of 24,300 lbf ensures reliable performance under demanding conditions.

The 25° contact angle design enhances stability, making it suitable for precision applications.
With a maximum speed of 41,000 rpm, it balances speed and durability effectively.

Chrome steel rings provide strength, while the open seal type allows for easy lubrication access.
This combination ensures long service life and minimal maintenance requirements.

Application

Key Fields for 7209 ACD/HCP4AQBCA Bearing
7209 ACD/HCP4AQBCA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In automotive applications, 7209 ACD/HCP4AQBCA Bearing supports gearbox systems, providing smooth performance under radial and axial loads. Its matched arrangement enhances stability in demanding driving conditions.

For medical imaging devices, 7209 ACD/HCP4AQBCA Bearing’s phenolic cage offers quiet operation, essential for sensitive equipment. The P4A tolerance class guarantees consistent precision in diagnostic machines.

Automation systems benefit from 7209 ACD/HCP4AQBCA Bearing’s extra light preload, ensuring precise movement in robotic arms. The open seal design allows for easy lubrication, extending service life.

In consumer electronics, 7209 ACD/HCP4AQBCA Bearing is found in high-end printers, where its durability and low noise levels improve user experience. The metric sizing ensures compatibility with various European and Asian models.

Q&A

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