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Super Precision Angular Contact Ball Bearings S71922 FE/P4ATBTA

Super Precision Angular Contact Ball Bearings S71922 FE/P4ATBTA

The S71922 FE/P4ATBTA is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. It features a sealed design and comes in a matched set of three for enhanced stability.

With an 18° contact angle, it handles radial loads up to 19598 lbf and spins smoothly at speeds up to 10000 RPM. The phenolic cage ensures quiet operation and long service life.

Its extra-light preload (Class A) makes it ideal for high-precision applications like machine tool spindles or robotics. The grease lubrication simplifies maintenance, and it operates reliably between -30°C and 110°C.

Weighing 2.54kg, this bearing is robust yet manageable for its size. It’s interchangeable with SKF equivalents, offering a practical choice for replacements or upgrades. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number S71922 FE/P4ATBTA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 60 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 26
  • Contact Angle 18°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 19598 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 2.54 kg
Super Precision Angular Contact Ball Bearings S71922 FE/P4ATBTA dimension drawing
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Features

Performance Features of S71922 FE/P4ATBTA Bearing

S71922 FE/P4ATBTA Bearing is designed with a 18° 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, reaching up to 19598 lbf and 22950 lbf respectively.

The sealed design and phenolic cage ensure smooth operation, even at high speeds of up to 10,000 rpm.

With a precision tolerance class of P4A, it delivers reliable performance in demanding conditions.

Application

Industrial Uses of S71922 FE/P4ATBTA Bearing
S71922 FE/P4ATBTA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate alignment under radial and axial loads. The sealed construction keeps contaminants out, extending service life in demanding industrial environments.

How Does S71922 FE/P4ATBTA Bearing Support High-Speed Operations?
With a maximum speed of 10,000 rpm, S71922 FE/P4ATBTA Bearing is ideal for spindle applications in CNC machines. The phenolic cage reduces friction, allowing smoother rotation at high speeds.

Perfect Fit for Automation: S71922 FE/P4ATBTA Bearing
In robotic arms and automated assembly lines, S71922 FE/P4ATBTA Bearing provides reliable performance due to its extra light preload and P4A tolerance class. The matched set of three bearings ensures consistent operation in complex motion systems.

Automotive vs Aerospace: Applications of S71922 FE/P4ATBTA Bearing
In automotive systems, S71922 FE/P4ATBTA Bearing is used in high-performance gearboxes, while in aerospace, it supports precision components like turbine shafts. The chrome steel construction offers durability in both environments.

Where Is S71922 FE/P4ATBTA Bearing Used in Medical Equipment?
S71922 FE/P4ATBTA Bearing can be found in surgical robots and imaging devices, where its high precision and sealed design are crucial. The grease lubrication ensures quiet operation, important in sensitive medical settings.

Q&A

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