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Super Precision Angular Contact Ball Bearings 7011 CD/P4ADBD

Super Precision Angular Contact Ball Bearings 7011 CD/P4ADBD

The 7011 CD/P4ADBD is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 14332 lbf and operates smoothly at speeds up to 34000 RPM.

With a 15° contact angle and heavy preload, it offers excellent stability for demanding applications. The open design and phenolic cage ensure durability and easy maintenance.

This matched set of two bearings (DB arrangement) is ideal for high-precision machinery like spindles or CNC tools. It performs reliably in temperatures from -30°C to 110°C.

Weighing 0.76kg, it’s a robust choice for industrial use. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7011 CD/P4ADBD
  • 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 11.112 mm
  • Ball Qty 18
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 14332 lbf
  • Static Radial Load 14738 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.76 kg
Super Precision Angular Contact Ball Bearings 7011 CD/P4ADBD dimension drawing
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Features

Performance Features of 7011 CD/P4ADBD Bearing

7011 CD/P4ADBD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads.

The matched arrangement of two bearings ensures stability and precision in high-speed operations.
With a maximum speed of 34,000 rpm, it delivers reliable performance in demanding conditions.

Phenolic cage material reduces friction and wear, enhancing the bearing’s longevity.
Its heavy preload class D design minimises deflection, maintaining accuracy under heavy loads.

The open seal type allows for easy lubrication, ensuring smooth operation.
7011 CD/P4ADBD Bearing operates efficiently within a temperature range of -30°C to 110°C.

Application

Industrial Uses of 7011 CD/P4ADBD Bearing
7011 CD/P4ADBD Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The heavy preload and P4A tolerance class make it suitable for demanding industrial environments.

In automotive applications, 7011 CD/P4ADBD Bearing supports high-speed components like turbochargers and transmission systems. Its chrome steel construction provides durability under continuous angular loads.

For robotics, 7011 CD/P4ADBD Bearing offers reliable performance in articulated arms and precision joints. The matched DB arrangement enhances stability, which is crucial for repetitive movements.

Medical imaging devices benefit from 7011 CD/P4ADBD Bearing’s smooth operation and low vibration. The phenolic cage material ensures quiet performance, ideal for sensitive diagnostic equipment.

In automation systems, 7011 CD/P4ADBD Bearing is often found in CNC machines and 3D printers. Its high-speed capability and precision make it a dependable choice for intricate manufacturing processes.

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