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Super Precision Angular Contact Ball Bearings 7011 ACE/HCP4ADBA

Super Precision Angular Contact Ball Bearings 7011 ACE/HCP4ADBA

The 7011 ACE/HCP4ADBA is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 5850 lbf and reaches speeds of 34,000 RPM, thanks to its ceramic balls and phenolic cage. The extra-light preload ensures smooth operation with minimal friction.

Its open design allows for easy lubrication, making maintenance straightforward. The bearing operates efficiently in temperatures from -30°C to 110°C, suitable for demanding environments.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. Weighing 0.72kg, it’s a robust yet manageable component for industrial use. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7011 ACE/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5850 lbf
  • Static Radial Load 5220 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.72 kg
Super Precision Angular Contact Ball Bearings 7011 ACE/HCP4ADBA dimension drawing
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Features

Performance Features of 7011 ACE/HCP4ADBA Bearing

7011 ACE/HCP4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision and speed capabilities.

The phenolic cage ensures smooth operation, even at high speeds up to 34,000 rpm.
This design also helps maintain stability under dynamic radial loads of 5850 lbf.

With an extra light preload (Class A), 7011 ACE/HCP4ADBA Bearing offers improved accuracy for precision tasks.
The matched arrangement of two bearings further enhances performance in demanding setups.

7011 ACE/HCP4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Application

Key Fields for 7011 ACE/HCP4ADBA Bearing
7011 ACE/HCP4ADBA 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 suitable for demanding industrial environments.

In automotive applications, 7011 ACE/HCP4ADBA Bearing supports components like turbochargers and transmissions, where its extra light preload enhances efficiency. The matched arrangement also provides stability under varying loads.

For medical imaging devices, 7011 ACE/HCP4ADBA Bearing’s phenolic cage and chrome steel rings offer reliable operation. Its P4A tolerance class ensures the precision needed for sensitive equipment.

Automation systems benefit from 7011 ACE/HCP4ADBA Bearing’s ability to handle high speeds, such as in robotic arms. The open design allows for easy lubrication, extending service life.

In consumer electronics, 7011 ACE/HCP4ADBA Bearing can be found in high-performance printers, where its durability and low friction are key. The metric sizing ensures compatibility with various European and Asian models.

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