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Super Precision Angular Contact Ball Bearings 7009 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7009 CD/HCP4A

The 7009 CD/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 6435 lbf and reaches speeds of 34,000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and phenolic cage ensure smooth operation and reduced friction. The open design allows for easy lubrication, while the P4 tolerance class guarantees exceptional accuracy.

This bearing excels in environments with temperatures ranging from -30°C to 110°C. Ideal for machine tools or precision equipment where reliability and speed are crucial.

Weighing just 0.2kg, it’s lightweight yet robust. Compatible with SKF bearings, it’s a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 7009 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 Open
  • Matched Arrangement No
  • 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 34000 rpm
  • Weight 0.2 kg
  • Price（$） 23.751
Super Precision Angular Contact Ball Bearings 7009 CD/HCP4A dimension drawing
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Features

Why Choose 7009 CD/HCP4A Bearing for Precision Tasks?

7009 CD/HCP4A Bearing features a 15° contact angle, optimising load distribution for high-precision applications.
Its ceramic balls and chrome steel rings reduce friction, enhancing operational smoothness.

The phenolic cage ensures stability at high speeds, up to 34,000 rpm.
With a dynamic radial load capacity of 6435 lbf, it handles demanding conditions reliably.

7009 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its ABEC-7 tolerance class guarantees consistent performance in precision instruments.

Application

Key Fields for 7009 CD/HCP4A Bearing
7009 CD/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design help maintain accuracy during operations. The ceramic balls reduce friction, making it suitable for demanding industrial environments.

In robotics, 7009 CD/HCP4A Bearing ensures smooth movement in articulated arms and joints, thanks to its phenolic cage and consistent performance. Its P4 tolerance class makes it ideal for applications requiring minimal vibration.

For aerospace components, 7009 CD/HCP4A Bearing handles both radial and axial loads efficiently, supporting systems like gyroscopes and actuators. The chrome steel rings provide durability under varying temperature conditions.

Where Is 7009 CD/HCP4A Bearing Used?
You’ll often find 7009 CD/HCP4A Bearing in dental drills, where its high-speed capability and precision are essential. The open design allows for easy lubrication, extending the bearing’s service life.

In 3D printers, 7009 CD/HCP4A Bearing contributes to precise linear motion, ensuring smooth and accurate prints. Its lightweight phenolic cage helps reduce overall system inertia.

Built for Heavy-Duty Use: 7009 CD/HCP4A Bearing
7009 CD/HCP4A Bearing is a reliable choice for wind turbine pitch control systems, where it handles both dynamic and static loads. The ceramic balls enhance performance in low-lubrication conditions.

For electric vehicle motors, 7009 CD/HCP4A Bearing supports high rotational speeds while maintaining efficiency. Its 15° contact angle optimises load distribution, reducing wear over time.

Q&A

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