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Super Precision Angular Contact Ball Bearings 7011 ACBGA/HCP4A

Super Precision Angular Contact Ball Bearings 7011 ACBGA/HCP4A

The 7011 ACBGA/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation.

With a dynamic radial load capacity of 2992 lbf, it spins efficiently at speeds up to 34,000 RPM. The phenolic cage ensures stability, while the open design allows easy lubrication.

This bearing is ideal for high-precision applications like machine tools or spindles, where accuracy is key. It works in temperatures from -30°C to 110°C and comes preloaded for extra light performance.

Weighing 0.4kg, it’s part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Compliant with P4A tolerance standards for reliable use.

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Product Parameters

  • Part Number 7011 ACBGA/HCP4A
  • 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 6.747 mm
  • Ball Qty 26
  • 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 2992 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.4 kg
Super Precision Angular Contact Ball Bearings 7011 ACBGA/HCP4A dimension drawing
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Features

Performance Features of 7011 ACBGA/HCP4A Bearing

7011 ACBGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle provides excellent angular contact performance, ideal for complex load applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 34,000 rpm, it delivers reliable performance in high-speed scenarios.

7011 ACBGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its dynamic radial load capacity of 2992 lbf ensures stability under demanding conditions.

The P4A tolerance class guarantees superior precision, making it suitable for critical applications.
Its universal matching capability allows flexible arrangement options like back-to-back or face-to-face.

Application

Ideal for Precision: 7011 ACBGA/HCP4A Bearing
The 7011 ACBGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. Its P4A tolerance ensures consistent performance in demanding industrial settings.

In automotive applications, 7011 ACBGA/HCP4A Bearing enhances the efficiency of electric motors and gearboxes, thanks to its angular contact design. The extra light preload makes it suitable for smooth, high-speed rotation.

For automation systems, 7011 ACBGA/HCP4A Bearing is a reliable choice for robotic arms and CNC machinery, where precision and durability are key. The open seal design allows for easy lubrication and maintenance.

Medical imaging devices benefit from 7011 ACBGA/HCP4A Bearing’s low noise and vibration, ensuring accurate results in sensitive equipment. The chrome steel rings provide long-lasting performance in sterile environments.

In consumer electronics, 7011 ACBGA/HCP4A Bearing supports high-speed fans and printers, where its lightweight design and ceramic balls improve energy efficiency. The metric sizing ensures compatibility with a wide range of devices.

Q&A

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