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Super Precision Angular Contact Ball Bearings 7011 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7011 CD/HCP4A

The 7011 CD/HCP4A 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 15° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 8932 lbf and can spin at speeds up to 28,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduces friction.

With a P4 tolerance class, it offers excellent precision for demanding tasks. The open design allows for easy lubrication and maintenance. Ideal for use in machine tools or high-speed spindles where accuracy is key.

Weighing just 0.32kg, it’s lightweight yet robust. It operates efficiently in temperatures from -30°C to 110°C, ensuring reliable performance in various conditions.

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Product Parameters

  • Part Number 7011 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 18
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 8932 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.32 kg
  • Price（$） 331.875
Super Precision Angular Contact Ball Bearings 7011 CD/HCP4A dimension drawing
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Features

Performance Features of 7011 CD/HCP4A Bearing

7011 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 28,000 rpm.
With a dynamic radial load capacity of 8932 lbf, it handles demanding conditions reliably.

7011 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its precision P4 tolerance class ensures consistent performance in high-accuracy applications.

The open design allows for easy lubrication, extending the bearing’s service life.
Weighing just 0.32 kg, it offers a balance of strength and lightweight construction.

Application

Key Fields for 7011 CD/HCP4A Bearing
7011 CD/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 7011 CD/HCP4A Bearing supports articulated arms, providing stability during repetitive movements. Its phenolic cage offers lightweight durability, perfect for automated systems.

For medical imaging devices, 7011 CD/HCP4A Bearing’s P4 tolerance class guarantees minimal vibration, crucial for clear diagnostic results. The chrome steel rings add longevity, even in continuous use.

Automotive enthusiasts appreciate 7011 CD/HCP4A Bearing in performance gearboxes, where its high-speed capability enhances shifting precision. The lubricated design ensures consistent performance under varying temperatures.

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