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Super Precision Angular Contact Ball Bearings 71932 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings 71932 ACD/P4ADBC

The 71932 ACD/P4ADBC is a super precision angular contact ball bearing with a 160mm bore and 220mm outer diameter, crafted from high-quality chrome steel. It measures 56mm in width and comes as a matched pair for balanced performance.

Designed for angular contact loads, it handles dynamic radial loads up to 44775 lbf and spins smoothly at speeds up to 11000 RPM. The phenolic cage ensures durability and quiet operation.

Its open design allows easy lubrication, while the 25° contact angle provides stable performance under combined loads. Ideal for high-precision applications like machine tool spindles or industrial pumps.

Weighing 5.4kg, this bearing is robust yet efficient. It operates in temperatures from -30°C to 110°C and meets P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71932 ACD/P4ADBC
  • 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 Moderate / Class C
  • 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/P4ADBC dimension drawing
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Features

Performance Features of 71932 ACD/P4ADBC Bearing

71932 ACD/P4ADBC Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and heat generation.

The matched arrangement of two bearings provides balanced load distribution, enhancing stability.
With a dynamic radial load capacity of 44775 lbf, it performs reliably in high-demand applications.

71932 ACD/P4ADBC Bearing operates smoothly at speeds up to 11,000 rpm, thanks to its precision engineering.
Its moderate preload (Class C) ensures consistent performance without excessive wear.

The open design allows for easy lubrication, maintaining optimal performance over time.
With a temperature range of -30°C to 110°C, it adapts to various operating conditions.

Application

Industrial Uses of 71932 ACD/P4ADBC Bearing
71932 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload and P4A tolerance class make it suitable for applications demanding tight control.

In aerospace applications, 71932 ACD/P4ADBC Bearing handles radial and axial loads in turbine systems, thanks to its chrome steel construction. The matched arrangement of two bearings enhances stability under dynamic conditions.

For robotics, 71932 ACD/P4ADBC Bearing provides smooth motion in articulated arms, where its phenolic cage reduces friction. The open seal type allows for easy lubrication, extending service life in continuous operation.

Where Is 71932 ACD/P4ADBC Bearing Used?
You’ll find 71932 ACD/P4ADBC Bearing in medical imaging devices, where its precision ensures clear scans. The temperature range of -30°C to 110°C makes it reliable in various clinical environments.

In automotive testing equipment, 71932 ACD/P4ADBC Bearing supports high-speed rotations, thanks to its 11,000 rpm limit. The 25° contact angle optimises load distribution for consistent performance.

Built for Heavy-Duty Use: 71932 ACD/P4ADBC Bearing
71932 ACD/P4ADBC Bearing excels in industrial pumps, handling both radial and thrust loads with ease. Its phenolic cage material resists wear, even in harsh chemical environments.

For wind turbine gearboxes, 71932 ACD/P4ADBC Bearing offers durability under fluctuating loads. The matched bearing set ensures balanced performance, reducing maintenance needs.

Automotive vs Aerospace: Applications of 71932 ACD/P4ADBC Bearing
In automotive transmissions, 71932 ACD/P4ADBC Bearing provides smooth gear shifts with its angular contact design. The chrome steel rings withstand high stress over long periods.

For aerospace actuators, 71932 ACD/P4ADBC Bearing delivers precision in control systems. Its P4A tolerance class ensures reliability in critical flight operations.

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