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Super Precision Angular Contact Ball Bearings 7011 ACDGA/HCP4AL

Super Precision Angular Contact Ball Bearings 7011 ACDGA/HCP4AL

The 7011 ACDGA/HCP4AL is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 8348 lbf and spins at speeds up to 34,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and longevity.

With an extra light preload and P4A tolerance class, it offers precise performance in demanding conditions. The open design allows for easy lubrication and maintenance.

Ideal for machine tools or high-speed spindles, this bearing works in temperatures from -30°C to 110°C. Weighing 0.32kg, it’s a reliable choice for precision engineering. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

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Product Parameters

  • Part Number 7011 ACDGA/HCP4AL
  • 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 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 8348 lbf
  • Static Radial Load 6975 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.32 kg
Super Precision Angular Contact Ball Bearings 7011 ACDGA/HCP4AL dimension drawing
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Features

Performance Features of 7011 ACDGA/HCP4AL Bearing

7011 ACDGA/HCP4AL Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle provides excellent angular load handling, making it suitable for complex applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 8348 lbf, it delivers reliable operation under stress.

7011 ACDGA/HCP4AL Bearing can reach speeds up to 34,000 rpm, balancing speed and stability.
Its extra light preload ensures smooth operation, ideal for precision machinery.

The open design allows for easy lubrication, extending the bearing’s service life.
Operating between -30°C to 110°C, it performs well in varied temperature conditions.

Application

Key Fields for 7011 ACDGA/HCP4AL Bearing
7011 ACDGA/HCP4AL Bearing is widely used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The 25° contact angle makes it ideal for handling combined radial and axial loads efficiently.

In robotics, 7011 ACDGA/HCP4AL Bearing ensures accurate movement in articulated arms, thanks to its P4A tolerance class. The phenolic cage adds durability while keeping weight low for dynamic applications.

For aerospace components, 7011 ACDGA/HCP4AL Bearing’s temperature stability (-30°C to 110°C) suits demanding environments like actuator systems. Its universal matching capability allows flexible configurations in critical assemblies.

Automotive testing equipment benefits from 7011 ACDGA/HCP4AL Bearing’s extra-light preload, minimising vibration during high-RPM simulations. The open design simplifies lubrication for extended service intervals.

Medical imaging devices rely on 7011 ACDGA/HCP4AL Bearing’s quiet operation and contamination resistance. Chrome steel rings paired with ceramic balls prevent interference in sensitive diagnostic environments.

Q&A

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