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Super Precision Angular Contact Ball Bearings 7009 ACE/HCP4AH1DGA

Super Precision Angular Contact Ball Bearings 7009 ACE/HCP4AH1DGA

The 7009 ACE/HCP4AH1DGA is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and ceramic balls for smooth operation at high speeds.

With a dynamic radial load capacity of 4478 lbf, it handles demanding applications effortlessly. The extra light preload ensures minimal friction, making it suitable for speeds up to 46,000 RPM.

Its open design and phenolic cage allow for easy maintenance and long-lasting performance. The bearing operates reliably in temperatures from -30°C to 110°C.

Ideal for precision machinery like spindles or CNC equipment, this bearing comes in a matched set of two for universal mounting options (back-to-back, face-to-face, or tandem). Weighing 0.45kg, it’s a robust yet lightweight choice for high-performance systems.

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Product Parameters

  • Part Number 7009 ACE/HCP4AH1DGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 75 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4478 lbf
  • Static Radial Load 3668 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.45 kg
Super Precision Angular Contact Ball Bearings 7009 ACE/HCP4AH1DGA dimension drawing
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Features

How Does 7009 ACE/HCP4AH1DGA Bearing Achieve Super Precision?

7009 ACE/HCP4AH1DGA Bearing features a 25° contact angle and ceramic balls, ensuring high precision in angular contact applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 4478 lbf, it handles demanding tasks efficiently.
Its extra light preload and P4A tolerance class make it ideal for high-speed operations up to 46,000 rpm.

Application

Industrial Uses of 7009 ACE/HCP4AH1DGA Bearing
This bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it ideal for demanding industrial environments.

In automotive applications, 7009 ACE/HCP4AH1DGA Bearing supports components like electric motors and gearboxes. Its universal matching feature allows for flexible installation in various configurations.

For medical imaging devices, 7009 ACE/HCP4AH1DGA Bearing’s phenolic cage and chrome steel rings provide reliable operation. The P4A tolerance class ensures the consistency needed for sensitive equipment.

Automation systems benefit from 7009 ACE/HCP4AH1DGA Bearing’s high-speed capabilities, particularly in robotic arms. The extra light preload helps maintain smooth movement under dynamic loads.

In consumer electronics, this bearing is found in high-performance printers and scanners. Its lubricated design ensures quiet operation, making it suitable for home and office use.

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