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Super Precision Angular Contact Ball Bearings 7009 ACB/HCP4A

Super Precision Angular Contact Ball Bearings 7009 ACB/HCP4A

The 7009 ACB/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 2034 lbf and reaches speeds of 43,000 RPM, thanks to its ceramic balls and phenolic cage.

Its 25° contact angle and open design ensure smooth operation under angular loads, while the P4 tolerance class guarantees high accuracy. Preload options are available for tailored performance in demanding setups.

This bearing is ideal for high-speed applications like machine tool spindles or precision equipment. It’s interchangeable with SKF models, offering flexibility for replacements. The lubricated design reduces friction, extending service life.

Weighing 0.25kg, it’s lightweight yet robust, operating reliably between -30°C and 110°C. Matched arrangements can be provided for paired mounting needs.

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Product Parameters

  • Part Number 7009 ACB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 75 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 25
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2034 lbf
  • Static Radial Load 1530 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 43000 rpm
  • Weight 0.25 kg
  • Price（$） 231.93
Super Precision Angular Contact Ball Bearings 7009 ACB/HCP4A dimension drawing
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Features

Why Choose 7009 ACB/HCP4A Bearing for Precision Tasks?

7009 ACB/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads.
Its ceramic balls and chrome steel rings ensure smooth operation and high-speed performance.

With a dynamic radial load capacity of 2034 lbf, it excels in demanding applications.
The phenolic cage maintains ball alignment, reducing friction and wear.

7009 ACB/HCP4A Bearing can reach speeds up to 43,000 rpm, making it suitable for precision machinery.
Its P4 tolerance class guarantees consistent performance and accuracy.

The open design allows for easy lubrication, ensuring long-term reliability.
This bearing operates efficiently within a temperature range of -30° to 110°C.

Application

Key Fields for 7009 ACB/HCP4A Bearing
7009 ACB/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

In robotics, 7009 ACB/HCP4A Bearing excels in precision joints and rotary tables, thanks to its P4 tolerance class. Its matched arrangement option allows for custom preload settings, ideal for automated systems.

For aerospace applications, 7009 ACB/HCP4A Bearing’s lightweight design and high-speed capability make it suitable for gyroscopes and avionics. The chrome steel rings provide durability in demanding conditions.

Medical imaging devices benefit from 7009 ACB/HCP4A Bearing’s smooth operation and low vibration. The open design simplifies lubrication, ensuring long service life in critical equipment.

In electric motors, 7009 ACB/HCP4A Bearing supports high RPM requirements while maintaining accuracy. Its ceramic balls help minimise energy loss, improving overall efficiency.

Q&A

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