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Super Precision Angular Contact Ball Bearings 71932 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 71932 ACD/P4ADBA

The 71932 ACD/P4ADBA is a super precision angular contact ball bearing with a 160mm bore and 220mm outer diameter, designed for high-performance applications. Made from chrome steel, it handles radial loads up to 44775 lbf and operates smoothly at speeds up to 11000 RPM.

Its 25° contact angle and matched arrangement of two bearings provide excellent stability under angular loads. The phenolic cage ensures durability while keeping the weight manageable at 5.4kg.

This bearing is preloaded for extra light performance, making it ideal for precision machinery like spindles or CNC equipment. It works reliably in temperatures from -30°C to 110°C.

The open design allows for easy lubrication, and its P4A tolerance class ensures high accuracy. Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 71932 ACD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 160 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 220 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 28
  • Contact Angle 25°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 44775 lbf
  • Static Radial Load 68625 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 5.4 kg
Super Precision Angular Contact Ball Bearings 71932 ACD/P4ADBA dimension drawing
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Features

Performance Features of 71932 ACD/P4ADBA Bearing

71932 ACD/P4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 44775 lbf, 71932 ACD/P4ADBA Bearing handles demanding conditions reliably.
The extra-light preload (Class A) enhances precision, making it suitable for high-speed applications up to 11,000 rpm.

71932 ACD/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement (2 bearings DB) ensures stability and consistent performance in precision setups.

Application

Industrial Uses of 71932 ACD/P4ADBA Bearing
71932 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in heavy cutting operations.

Where Is 71932 ACD/P4ADBA Bearing Used?
You’ll find 71932 ACD/P4ADBA Bearing in automotive transmissions, where its extra light preload helps reduce friction and improve efficiency. The phenolic cage material also handles high speeds well, making it suitable for performance vehicles.

Built for Heavy-Duty Use: 71932 ACD/P4ADBA Bearing
71932 ACD/P4ADBA Bearing excels in industrial pumps, handling both radial and axial loads with ease. Its chrome steel construction ensures durability even in demanding environments.

Automotive vs Aerospace: Applications of 71932 ACD/P4ADBA Bearing
In automotive systems, 71932 ACD/P4ADBA Bearing supports gearboxes, while in aerospace, it’s used in turbine engines for its precision and reliability. The P4A tolerance class makes it ideal for both fields.

Perfect Fit for Automation: 71932 ACD/P4ADBA Bearing
71932 ACD/P4ADBA Bearing is a great choice for robotic arms, offering smooth movement and long service life. The open seal type allows for easy lubrication, keeping maintenance simple.

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