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Super Precision Angular Contact Ball Bearings 7011 ACE/HCP4ADGB

Super Precision Angular Contact Ball Bearings 7011 ACE/HCP4ADGB

The 7011 ACE/HCP4ADGB is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 5850 lbf and spins smoothly at speeds up to 34,000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face mounting. The phenolic cage ensures quiet operation and long service life.

Preloaded for light performance (Class B), this bearing suits high-speed applications. It works reliably in temperatures from -30°C to 110°C and comes lubricated for immediate use.

Ideal for precision machinery like spindles or CNC equipment where accuracy matters. The set includes two matched bearings for balanced performance. Weighing 0.72kg, it meets P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 7011 ACE/HCP4ADGB
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • 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/HCP4ADGB dimension drawing
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Features

Performance Features of 7011 ACE/HCP4ADGB Bearing

7011 ACE/HCP4ADGB Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls ensure smooth operation even at high speeds up to 34,000 rpm.

The phenolic cage in 7011 ACE/HCP4ADGB Bearing reduces friction and wear, enhancing its longevity.
With a dynamic radial load capacity of 5850 lbf, it performs reliably in demanding applications.

7011 ACE/HCP4ADGB Bearing’s universal matching design allows flexible arrangement options like back-to-back or face-to-face.
Its precision P4A tolerance class ensures consistent performance in high-accuracy environments.

Application

Key Fields for 7011 ACE/HCP4ADGB Bearing
7011 ACE/HCP4ADGB Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

In aerospace applications, 7011 ACE/HCP4ADGB Bearing supports critical components like turbine shafts, thanks to its P4A precision and universal matching capability. The lightweight design also helps reduce overall system weight.

For robotics, 7011 ACE/HCP4ADGB Bearing excels in articulated arms, providing smooth motion and long service life. Its open design allows for easy lubrication, maintaining performance in continuous operation.

Where Is 7011 ACE/HCP4ADGB Bearing Used?
You’ll often find 7011 ACE/HCP4ADGB Bearing in precision spindles for grinding machines, where its high-speed capability and low vibration are key. The light preload ensures consistent accuracy over time.

In medical imaging devices, 7011 ACE/HCP4ADGB Bearing’s ceramic balls minimise electrical interference, making it ideal for MRI systems. The chrome steel rings add durability for long-term reliability.

Built for Heavy-Duty Use: 7011 ACE/HCP4ADGB Bearing
7011 ACE/HCP4ADGB Bearing handles demanding conditions in industrial pumps, withstanding both radial and thrust loads effortlessly. The phenolic cage resists corrosion, even in harsh environments.

For automotive testing equipment, 7011 ACE/HCP4ADGB Bearing offers precise rotation for accurate measurements. Its universal matching feature simplifies installation in complex setups.

Automotive vs Aerospace: Applications of 7011 ACE/HCP4ADGB Bearing
In automotive transmissions, 7011 ACE/HCP4ADGB Bearing provides smooth shifting with its low-friction ceramic balls. The light preload reduces wear during frequent gear changes.

For aerospace actuators, 7011 ACE/HCP4ADGB Bearing’s high-speed tolerance and precision ensure reliable control. The matched set design simplifies maintenance in hard-to-reach areas.

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