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Super Precision Angular Contact Ball Bearings 71924 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 71924 ACD/P4ADGB

The 71924 ACD/P4ADGB is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 26775 lbf and operates smoothly at speeds up to 16250 RPM.

With a 25° contact angle and universal matching design, it offers flexibility for back-to-back, face-to-face, or tandem arrangements. The phenolic cage ensures durability and reduced friction during high-speed rotations.

This bearing is preloaded for light use (Class B) and works reliably in temperatures from -30°C to 110°C. Ideal for precision machinery like CNC spindles or high-performance gearboxes where accuracy is key.

Weighing 2.3kg, it comes as a matched set of two bearings for balanced performance. Compliant with P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 71924 ACD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 44 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 26775 lbf
  • Static Radial Load 38925 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 2.3 kg
  • Price（$） 148.446
Super Precision Angular Contact Ball Bearings 71924 ACD/P4ADGB dimension drawing
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Features

Performance Features of 71924 ACD/P4ADGB Bearing

71924 ACD/P4ADGB Bearing is designed with a 25° contact angle, offering precise handling of combined radial and axial loads.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face configurations.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 26775 lbf, it performs reliably under heavy loads.

71924 ACD/P4ADGB Bearing maintains high precision even at speeds up to 16,250 rpm.
Its P4A tolerance class guarantees consistent performance in demanding applications.

The open design and lubrication-ready construction simplify maintenance.
Operating between -30°C to 110°C, it adapts to various environmental conditions.

Application

Industrial Uses of 71924 ACD/P4ADGB Bearing
71924 ACD/P4ADGB Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load distribution. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71924 ACD/P4ADGB Bearing provides reliable performance in components like helicopter gearboxes. Its phenolic cage and chrome steel construction offer durability under high-speed conditions.

For automation systems, 71924 ACD/P4ADGB Bearing supports robotic arms and CNC machines, where its light preload enhances precision. The P4A tolerance class ensures consistent operation in demanding environments.

What Makes 71924 ACD/P4ADGB Bearing a Preferred Choice?
71924 ACD/P4ADGB Bearing is ideal for spindle drives in milling machines, thanks to its high dynamic radial load capacity. The lubricated design reduces friction, extending service life.

In medical imaging devices, 71924 ACD/P4ADGB Bearing’s low noise and smooth operation are crucial for accurate diagnostics. Its temperature range of -30°C to 110°C ensures reliability in various conditions.

Built for Heavy-Duty Use: 71924 ACD/P4ADGB Bearing
71924 ACD/P4ADGB Bearing excels in wind turbine applications, where its matched set design handles fluctuating loads. The chrome steel balls and rings provide long-lasting performance.

For printing machinery, 71924 ACD/P4ADGB Bearing’s high-speed capability ensures smooth paper handling. Its open seal type allows for easy maintenance and lubrication.

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