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Super Precision Angular Contact Ball Bearings S7009 ACE/P4ADBB

Super Precision Angular Contact Ball Bearings S7009 ACE/P4ADBB

The S7009 ACE/P4ADBB 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 comes sealed for protection, with two bearings matched in a DB arrangement.

This model handles radial loads up to 4478 lbf and reaches speeds of 46,000 RPM, thanks to its phenolic cage and grease lubrication. Its light preload (Class B) ensures smooth operation in demanding applications.

The sealed design keeps contaminants out, while the P4A tolerance class guarantees exceptional accuracy. Ideal for high-speed machinery like spindles or CNC equipment where precision is key.

Weighing 0.5kg, this paired set offers reliable performance in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, making replacements straightforward.

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Product Parameters

  • Part Number S7009 ACE/P4ADBB
  • 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 Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4478 lbf
  • Static Radial Load 3668 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.5 kg
Super Precision Angular Contact Ball Bearings S7009 ACE/P4ADBB dimension drawing
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Features

Why Choose S7009 ACE/P4ADBB Bearing for Precision Tasks?

S7009 ACE/P4ADBB Bearing features a 25° contact angle, ensuring precise angular contact performance.
Its chrome steel rings and balls provide durability, while the phenolic cage enhances smooth operation.

With a dynamic radial load capacity of 4478 lbf, it handles demanding applications with ease.
The sealed design and grease lubrication reduce maintenance needs, extending service life.

S7009 ACE/P4ADBB Bearing operates at speeds up to 46,000 rpm, balancing speed and reliability.
Its P4A tolerance class ensures high precision, making it ideal for critical tasks.

The matched arrangement of two bearings offers stability, suitable for complex setups.
With a temperature range of -30°C to 110°C, it performs well in varied conditions.

Application

Common Applications of S7009 ACE/P4ADBB Bearing
S7009 ACE/P4ADBB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In robotics, S7009 ACE/P4ADBB Bearing supports articulated arms, providing smooth movement and reliability. Its light preload reduces friction, making it ideal for repetitive tasks.

For medical imaging devices, S7009 ACE/P4ADBB Bearing’s phenolic cage and chrome steel components offer durability and precision. The matched arrangement ensures consistent performance in critical applications.

Automotive applications like electric power steering systems benefit from S7009 ACE/P4ADBB Bearing’s high-speed capability. The grease lubrication extends service life, even under continuous use.

In 3D printers, S7009 ACE/P4ADBB Bearing’s low tolerance and smooth operation enhance print quality. Its compact size fits well in tight spaces without compromising performance.

Q&A

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