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Super Precision Angular Contact Ball Bearings 71926 ACD/PA9ATBTG400

Super Precision Angular Contact Ball Bearings 71926 ACD/PA9ATBTG400

The 71926 ACD/PA9ATBTG400 is a super precision angular contact ball bearing measuring 130mm by 180mm by 72mm, crafted from durable chrome steel. It handles radial loads up to 41850 lbf and operates smoothly at speeds up to 7500 RPM.

Its 25° contact angle and matched set of three bearings (arranged TBT) provide excellent stability under angular loads. The phenolic cage ensures quiet, long-lasting performance.

Preloaded for precision, this bearing is ideal for high-accuracy applications like machine tool spindles. It works in temperatures from -30°C to 110°C and comes pre-lubricated for easy installation.

Weighing 4.65kg, it’s a robust choice for industrial settings. Compliant with PA9A tolerance class, it offers reliable performance for demanding tasks. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71926 ACD/PA9ATBTG400
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 41850 lbf
  • Static Radial Load 68625 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 7500 rpm
  • Weight 4.65 kg
Super Precision Angular Contact Ball Bearings 71926 ACD/PA9ATBTG400 dimension drawing
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Features

Performance Features of 71926 ACD/PA9ATBTG400 Bearing

71926 ACD/PA9ATBTG400 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide high resistance to wear, ensuring long-term reliability.

The phenolic cage in 71926 ACD/PA9ATBTG400 Bearing enhances stability, even at high speeds up to 7,500 rpm.
With a dynamic radial load capacity of 41,850 lbf, it handles demanding conditions with ease.

71926 ACD/PA9ATBTG400 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its precise tolerances and preload availability make it suitable for high-precision tasks.

The matched arrangement of three bearings ensures balanced performance in complex setups.
This design reduces vibration and improves overall system accuracy.

Application

Practical Applications of 71926 ACD/PA9ATBTG400 Bearing
71926 ACD/PA9ATBTG400 Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial environments.

How Does 71926 ACD/PA9ATBTG400 Bearing Improve Performance?
In automotive applications, 71926 ACD/PA9ATBTG400 Bearing enhances gearbox efficiency with its preload capability and high dynamic load capacity. The phenolic cage reduces friction, making it suitable for high-speed operations.

Built for Heavy-Duty Use: 71926 ACD/PA9ATBTG400 Bearing
For robotics and automation, 71926 ACD/PA9ATBTG400 Bearing offers reliable performance in robotic arms and CNC machines. Its chrome steel construction ensures durability under continuous use.

Medical vs Industrial: Where 71926 ACD/PA9ATBTG400 Bearing Excels
In medical imaging equipment, 71926 ACD/PA9ATBTG400 Bearing provides smooth and precise movement. Its PA9A tolerance class makes it ideal for applications requiring minimal vibration and high accuracy.

Where to Use 71926 ACD/PA9ATBTG400 Bearing
71926 ACD/PA9ATBTG400 Bearing is a great fit for aerospace applications, where its temperature range and load capacity meet rigorous standards. The open seal design allows for easy lubrication and maintenance.

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