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Super Precision Angular Contact Ball Bearings 7209 ACD/HCP4AQBTA

Super Precision Angular Contact Ball Bearings 7209 ACD/HCP4AQBTA

The 7209 ACD/HCP4AQBTA is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 24300 lbf and spins smoothly at speeds up to 41000 RPM.

With a 25° contact angle and ceramic balls, it offers low friction and high accuracy. The phenolic cage ensures quiet operation and long service life, even under extra light preload conditions.

This set includes four matched bearings, ideal for applications requiring precise alignment, such as machine tool spindles or high-speed robotics. It operates reliably in temperatures from -30°C to 110°C.

Weighing 1.36kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7209 ACD/HCP4AQBTA
  • 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 <>>> QBT
  • 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/HCP4AQBTA dimension drawing
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Features

Performance Features of 7209 ACD/HCP4AQBTA Bearing

7209 ACD/HCP4AQBTA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction.

With a dynamic radial load capacity of 24,300 lbf, it handles demanding conditions efficiently.
Its phenolic cage ensures smooth operation, even at high speeds up to 41,000 rpm.

7209 ACD/HCP4AQBTA Bearing operates reliably in temperatures from -30°C to 110°C.
The extra-light preload (Class A) ensures precision performance in matched arrangements.

Maintenance is simplified thanks to its pre-lubricated design.
The P4A tolerance class guarantees consistent accuracy for precision applications.

Application

Industrial Uses of 7209 ACD/HCP4AQBTA Bearing
7209 ACD/HCP4AQBTA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The matched set of four bearings ensures stability in demanding industrial environments.

In robotics, 7209 ACD/HCP4AQBTA Bearing provides reliable angular contact support for robotic arms, enhancing movement accuracy. Its phenolic cage offers durability while maintaining lightweight performance.

For aerospace applications, 7209 ACD/HCP4AQBTA Bearing handles radial and axial loads efficiently in components like landing gear systems. The P4A tolerance class ensures consistent performance under extreme conditions.

7209 ACD/HCP4AQBTA Bearing also fits well in medical imaging devices, where its low vibration and high-speed capabilities are essential. The chrome steel rings and ceramic balls contribute to long service life.

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