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Super Precision Angular Contact Ball Bearings 7011 FEGA/P4A

Super Precision Angular Contact Ball Bearings 7011 FEGA/P4A

The 7011 FEGA/P4A is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features an 18° contact angle and is designed for angular contact loads, handling up to 3712 lbf dynamically.

With a phenolic cage and open design, it offers smooth operation at speeds up to 34,000 RPM. The extra light preload ensures minimal friction, making it ideal for high-precision applications.

This bearing is interchangeable with SKF models and comes in a universal matching set for versatile arrangements like back-to-back or face-to-face. Suitable for machine tools or spindle drives where accuracy and speed are crucial.

Weighing 0.39kg, it operates reliably in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees exceptional performance in demanding environments.

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Product Parameters

  • Part Number 7011 FEGA/P4A
  • 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 7.938 mm
  • Ball Qty 24
  • Contact Angle 18°
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3712 lbf
  • Static Radial Load 2700 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.39 kg
Super Precision Angular Contact Ball Bearings 7011 FEGA/P4A dimension drawing
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Features

Performance Features of 7011 FEGA/P4A Bearing

7011 FEGA/P4A Bearing is designed with an 18° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 3712 lbf, it handles demanding conditions reliably.

Its P4A tolerance class guarantees precision, making it suitable for high-performance machinery.

Application

Industrial Uses of 7011 FEGA/P4A Bearing
7011 FEGA/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The open seal type allows for efficient lubrication, extending service life in demanding conditions.

In robotics, 7011 FEGA/P4A Bearing provides smooth motion control for articulated arms, thanks to its extra light preload and P4A tolerance class. The phenolic cage reduces friction, making it ideal for repetitive movements.

For aerospace applications, 7011 FEGA/P4A Bearing handles radial and axial loads in avionics systems, where reliability is critical. Its chrome steel construction withstands temperature variations from -30°C to 110°C.

Where Is 7011 FEGA/P4A Bearing Used?
You’ll find 7011 FEGA/P4A Bearing in medical imaging devices, where its high-speed capability and low vibration are essential. The matched arrangement option also ensures consistent performance in paired setups.

In automotive testing equipment, 7011 FEGA/P4A Bearing supports precise measurements due to its angular contact design. The 34,000 rpm max speed makes it suitable for dynamic testing scenarios.

Built for Heavy-Duty Use: 7011 FEGA/P4A Bearing
7011 FEGA/P4A Bearing excels in industrial pumps, handling both radial and thrust loads with ease. Its 3712 lbf dynamic radial load capacity ensures durability in continuous operation.

For CNC machinery, 7011 FEGA/P4A Bearing’s 18° contact angle provides stability during high-precision cutting. The phenolic cage material also resists wear in high-speed environments.

Automotive vs Aerospace: Applications of 7011 FEGA/P4A Bearing
In automotive transmissions, 7011 FEGA/P4A Bearing offers smooth gear shifting with its low-friction design. The metric sizing ensures compatibility with European and Asian vehicle models.

For aerospace actuators, 7011 FEGA/P4A Bearing’s P4A tolerance class guarantees precision in flight control systems. The universal matching option simplifies maintenance in critical applications.

Q&A

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