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Super Precision Angular Contact Ball Bearings S7011 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7011 CD/HCP4A

The S7011 CD/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 15° contact angle and comes sealed for protection, with matched arrangements and preload options available.

This bearing handles radial loads up to 8932 lbf and spins smoothly at speeds up to 18,000 RPM, thanks to its ceramic balls and phenolic cage. It operates well in temperatures from -30°C to 110°C, making it versatile for various conditions.

Its precision P4 (ABEC-7) tolerance ensures reliable performance in demanding applications. Ideal for high-speed machinery like spindles or robotics, where accuracy and smooth operation are key.

Weighing 0.32kg, it’s a lightweight yet robust choice for precision engineering. Compatible with SKF bearings, it’s a practical option for replacements or upgrades.

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Product Parameters

  • Part Number S7011 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 Sealed
  • Matched Arrangement Available
  • 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 18000 rpm
  • Weight 0.32 kg
  • Price（$） 398.565
Super Precision Angular Contact Ball Bearings S7011 CD/HCP4A dimension drawing
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Features

Performance Features of S7011 CD/HCP4A Bearing

S7011 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 while reducing friction for smoother operation.

The phenolic cage ensures stability at high speeds, supporting a maximum of 18,000 rpm.
With a dynamic radial load capacity of 8932 lbf, it handles demanding conditions reliably.

S7011 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design and preload availability make it suitable for precision tasks requiring consistent performance.

Application

How Does S7011 CD/HCP4A Bearing Improve Performance?
S7011 CD/HCP4A Bearing is widely used in high-speed machine tools, where its 15° contact angle ensures smooth operation under radial and axial loads. The ceramic balls reduce friction, making it ideal for precision applications.

In robotics, S7011 CD/HCP4A Bearing provides reliable support for articulated arms, thanks to its phenolic cage and sealed design. This combination offers durability and resistance to contaminants in dynamic environments.

For medical imaging devices, S7011 CD/HCP4A Bearing’s P4 tolerance class guarantees the accuracy needed for sensitive equipment. Its chrome steel rings and ceramic balls ensure long-term performance with minimal maintenance.

Automotive enthusiasts appreciate S7011 CD/HCP4A Bearing in performance gearboxes, where its high-speed capability and angular contact design enhance shifting precision. The lubricated setup further extends its service life under demanding conditions.

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