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Super Precision Angular Contact Ball Bearings 71932 ACD/P4ATBTA

Super Precision Angular Contact Ball Bearings 71932 ACD/P4ATBTA

The 71932 ACD/P4ATBTA is a super precision angular contact ball bearing with a 160mm bore and 220mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 59625 lbf and operates smoothly at speeds up to 11000 RPM.

With a 25° contact angle and open design, it offers excellent performance in high-speed applications. The phenolic cage ensures durability and reduced friction, while the extra-light preload (Class A) enhances precision.

This bearing comes in a matched set of three (TBT arrangement), ideal for applications requiring tight tolerances, such as machine tool spindles or high-precision equipment. It works within a temperature range of -30°C to 110°C.

Weighing 8.1kg, it’s robust yet designed for precision. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, making it a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number 71932 ACD/P4ATBTA
  • 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 84 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 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 59625 lbf
  • Static Radial Load 102375 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 8.1 kg
Super Precision Angular Contact Ball Bearings 71932 ACD/P4ATBTA dimension drawing
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Features

Performance Features of 71932 ACD/P4ATBTA Bearing

71932 ACD/P4ATBTA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and high performance under heavy radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a dynamic radial load capacity of 59,625 lbf, it handles demanding conditions effortlessly.

71932 ACD/P4ATBTA Bearing operates at speeds up to 11,000 rpm, making it suitable for high-speed machinery.
Its extra light preload ensures minimal friction and improved efficiency.

The bearing’s temperature range of -30°C to 110°C allows reliable performance in various environments.
Its matched arrangement of three bearings provides stability and precision in complex setups.

Application

Common Applications of 71932 ACD/P4ATBTA Bearing
71932 ACD/P4ATBTA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it ideal for applications requiring minimal friction and smooth operation.

In automotive systems, 71932 ACD/P4ATBTA Bearing supports high-speed components like turbochargers and transmission shafts. Its phenolic cage provides excellent heat resistance, ensuring durability under demanding conditions.

For robotics, 71932 ACD/P4ATBTA Bearing offers reliable performance in articulated arms and precision joints. The matched arrangement of three bearings enhances stability, making it suitable for repetitive, high-accuracy movements.

In medical imaging devices, 71932 ACD/P4ATBTA Bearing’s chrome steel construction ensures long-lasting performance. The P4A tolerance class guarantees the precision needed for sensitive diagnostic equipment.

Q&A

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