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Super Precision Angular Contact Ball Bearings S7009 ACD/HCP4A

Super Precision Angular Contact Ball Bearings S7009 ACD/HCP4A

The S7009 ACD/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

This sealed bearing handles radial loads up to 6210 lbf and can spin at speeds up to 20,000 RPM. Its phenolic cage ensures durability while the P4 tolerance class guarantees precise performance.

The matched arrangement option allows for custom setups, ideal for high-precision applications. It works well in temperatures from -30°C to 110°C.

Weighing just 0.2kg, it’s suitable for machine tools or high-speed spindles where accuracy is crucial. The lubricated design ensures long service life with minimal maintenance.

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Product Parameters

  • Part Number S7009 ACD/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 9.525 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6210 lbf
  • Static Radial Load 4860 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 20000 rpm
  • Weight 0.2 kg
  • Price（$） 276.741
Super Precision Angular Contact Ball Bearings S7009 ACD/HCP4A dimension drawing
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Features

Performance Features of S7009 ACD/HCP4A Bearing

S7009 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.
The phenolic cage ensures smooth operation, even at high speeds up to 20,000 rpm.
With a dynamic radial load capacity of 6210 lbf, it delivers reliable performance in precision tasks.

How Is S7009 ACD/HCP4A Bearing Engineered for Reliability?

S7009 ACD/HCP4A Bearing features a sealed design, protecting against contaminants in harsh environments.
The ceramic balls and chrome steel rings work together to resist wear, extending service life.
Its P4 tolerance class ensures high precision, making it suitable for demanding applications.
Lubrication is pre-applied, reducing maintenance needs and ensuring consistent performance.

Optimized for Efficiency: S7009 ACD/HCP4A Bearing

S7009 ACD/HCP4A Bearing’s phenolic cage minimises friction, promoting energy-efficient operation.
The ceramic balls reduce heat generation, allowing speeds up to 20,000 rpm.
Its compact 45 mm×75 mm×16 mm size fits seamlessly into precision machinery.
With universal matching options, it offers flexibility for various configurations.

Steel vs Ceramic Bearings: Strengths of S7009 ACD/HCP4A Bearing

S7009 ACD/HCP4A Bearing combines chrome steel rings with ceramic balls for superior performance.
This hybrid design reduces weight and friction compared to all-steel bearings.
The ceramic balls also resist corrosion, making it suitable for harsh conditions.
With a static radial load of 4860 lbf, it handles demanding applications with ease.

Application

Common Applications of S7009 ACD/HCP4A Bearing
S7009 ACD/HCP4A Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The ceramic balls reduce friction, making it ideal for applications demanding accuracy and longevity.

In robotics, S7009 ACD/HCP4A Bearing supports articulated arms, providing stability and load handling for repetitive movements. Its sealed design keeps contaminants out, extending service life in demanding environments.

For medical imaging devices, S7009 ACD/HCP4A Bearing’s phenolic cage and ceramic balls offer quiet, reliable performance. The P4 tolerance class ensures minimal vibration, crucial for sensitive diagnostic equipment.

Automotive applications like electric vehicle motors benefit from S7009 ACD/HCP4A Bearing’s high-speed capability and low heat generation. Its matched arrangement option simplifies installation in compact spaces.

In aerospace systems, S7009 ACD/HCP4A Bearing handles both radial and axial loads efficiently. The chrome steel rings and ceramic balls withstand extreme conditions while maintaining precision.

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