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Super Precision Angular Contact Ball Bearings S7009 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7009 CD/HCP4A

The S7009 CD/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, designed for high-speed applications. It features a 15° contact angle and comes sealed for protection, with chrome steel rings and ceramic balls for durability.

This bearing handles dynamic radial loads up to 6435 lbf and spins smoothly at speeds up to 22,000 RPM. Its phenolic cage ensures quiet operation, while the P4 tolerance class offers excellent precision.

The sealed design keeps lubrication in and contaminants out, making maintenance easier. It works well in temperatures from -30°C to 110°C, suitable for demanding environments.

Ideal for precision machinery like spindles or high-speed tools, this bearing is interchangeable with SKF models. Weighing just 0.2kg, it balances performance with compact size.

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Product Parameters

  • Part Number S7009 CD/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 15°
  • 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 6435 lbf
  • Static Radial Load 5040 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.2 kg
  • Price（$） 277.164
Super Precision Angular Contact Ball Bearings S7009 CD/HCP4A dimension drawing
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Features

Why Choose S7009 CD/HCP4A Bearing for Precision Tasks?

S7009 CD/HCP4A Bearing features a 15° contact angle, ideal for handling combined radial and axial loads.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a dynamic radial load capacity of 6435 lbf, it performs reliably in high-precision applications.

S7009 CD/HCP4A Bearing is lubricated for long-term performance, requiring minimal maintenance.
It operates efficiently at speeds up to 22,000 rpm, making it suitable for demanding environments.

The sealed design protects against contaminants, ensuring consistent performance.
Its P4 tolerance class guarantees high precision, meeting strict industry standards.

Application

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

In robotics, S7009 CD/HCP4A Bearing supports articulated arms, providing reliable movement with minimal vibration. Its phenolic cage offers lightweight durability, perfect for repetitive motions in automated systems.

For medical imaging devices, S7009 CD/HCP4A Bearing’s sealed design keeps contaminants out, maintaining performance in sterile environments. The P4 tolerance class guarantees the consistency needed for diagnostic equipment.

Where Is S7009 CD/HCP4A Bearing Used?
You’ll often find S7009 CD/HCP4A Bearing in aerospace applications, such as helicopter rotor systems, where its high-speed capability and load handling are critical. The matched arrangement option also simplifies installation in complex assemblies.

In electric vehicle motors, S7009 CD/HCP4A Bearing handles radial and axial loads efficiently, contributing to longer component life. Its lubricated design ensures quiet operation, enhancing driver comfort.

Built for Heavy-Duty Use: S7009 CD/HCP4A Bearing
S7009 CD/HCP4A Bearing excels in industrial pumps, where its chrome steel rings withstand harsh fluids and pressures. The 15° contact angle optimises load distribution for extended service intervals.

For CNC machining centres, S7009 CD/HCP4A Bearing’s preload option reduces deflection during high-precision cutting. This makes it a go-to choice for manufacturers prioritising surface finish quality.

Light-Duty vs Heavy-Duty: Best Uses for S7009 CD/HCP4A Bearing
In light-duty applications like dental drills, S7009 CD/HCP4A Bearing provides the necessary speed without compromising precision. The ceramic balls help maintain low temperatures during prolonged use.

For heavy-duty scenarios such as turbine gearboxes, S7009 CD/HCP4A Bearing’s dynamic load capacity ensures reliable power transmission. Its metric dimensions facilitate easy replacement in European-designed machinery.

Q&A

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