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Super Precision Angular Contact Ball Bearings 71932 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 71932 ACDGA/P4A

The 71932 ACDGA/P4A is a super precision angular contact ball bearing with a 160mm bore and 220mm outer diameter, designed for high accuracy applications. Its 25° contact angle efficiently handles both radial and axial loads, supporting up to 27900 lbf dynamically.

Made from chrome steel with a phenolic cage, it offers smooth operation at speeds up to 11000 RPM. The open design allows easy lubrication, while the P4A tolerance class ensures tight precision.

This bearing is ideal for machine tools or spindles where low vibration and high rigidity are needed. It can be arranged in back-to-back, face-to-face, or tandem configurations for versatile use.

Weighing 2.7kg, it’s robust yet suitable for precision setups. Compliant with standard temperature ranges from -30°C to 110°C, it’s a reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number 71932 ACDGA/P4A
  • 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 28 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 No
  • Number Of Bearings In Matched Set 3
  • 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 27900 lbf
  • Static Radial Load 34425 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 2.7 kg
  • Price（$） 686.61
Super Precision Angular Contact Ball Bearings 71932 ACDGA/P4A dimension drawing
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Features

Performance Features of 71932 ACDGA/P4A Bearing

71932 ACDGA/P4A Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel construction ensures durability and consistent performance under high stress.

The phenolic cage in 71932 ACDGA/P4A Bearing reduces friction and allows for smoother operation at high speeds.
With a maximum speed of 11,000 rpm, it excels in precision applications requiring rapid rotation.

71932 ACDGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design simplifies lubrication, ensuring long-term reliability with minimal maintenance.

The P4A tolerance class of 71932 ACDGA/P4A Bearing guarantees exceptional precision.
This makes it suitable for demanding industrial and mechanical applications where accuracy is crucial.

Application

Industrial Uses of 71932 ACDGA/P4A Bearing
71932 ACDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it suitable for applications requiring minimal friction and high-speed operation.

In automotive systems, 71932 ACDGA/P4A Bearing supports components like electric motors and gearboxes, providing reliable performance under angular loads. Its phenolic cage material helps reduce weight while maintaining durability in demanding conditions.

For automation and robotics, 71932 ACDGA/P4A Bearing is ideal for robotic arms and CNC machines, offering smooth movement and precise positioning. The P4A tolerance class ensures consistent performance in critical applications.

Medical equipment such as imaging devices benefits from 71932 ACDGA/P4A Bearing’s chrome steel construction, which provides long-lasting reliability. The open design allows for easy lubrication, ensuring smooth operation in high-use scenarios.

In consumer electronics, 71932 ACDGA/P4A Bearing can be found in high-end printers and scanners, where its precision and low noise are valued. The metric sizing makes it compatible with a variety of European and Asian models.

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