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Super Precision Angular Contact Ball Bearings 71824 ACD/P4DGB

Super Precision Angular Contact Ball Bearings 71824 ACD/P4DGB

The 71824 ACD/P4DGB is a super precision angular contact ball bearing with a 120mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for angular contact loads, handling up to 11408 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 16250 RPM, even in temperatures from -30°C to 110°C. The bearing comes pre-lubricated for immediate use and is part of a matched set for universal mounting options.

This model is interchangeable with SKF bearings, offering flexibility for replacements. Ideal for high-precision applications like machine tool spindles or high-speed robotics, where accuracy and reliability are key.

Weighing 1.1kg, it’s robust yet manageable for its size. Compliant with P4 tolerance standards, it ensures consistent performance in demanding environments.

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Product Parameters

  • Part Number 71824 ACD/P4DGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 8.731 mm
  • Ball Qty 35
  • Contact Angle 25°
  • Tolerance Class P4
  • 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 11408 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 1.1 kg
Super Precision Angular Contact Ball Bearings 71824 ACD/P4DGB dimension drawing
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Features

Performance Features of 71824 ACD/P4DGB Bearing

71824 ACD/P4DGB Bearing is designed with a 25° contact angle, providing excellent radial and axial load capacity.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load of 11408 lbf, it handles demanding applications with ease.
The universal matching arrangement allows for versatile installation options, including back-to-back and face-to-face setups.

Operating at speeds up to 16,250 rpm, 71824 ACD/P4DGB Bearing maintains precision and reliability.
Its P4 tolerance class ensures high accuracy, making it suitable for precision machinery.

The open design simplifies lubrication, extending the bearing’s service life.
Its temperature range of -30°C to 110°C ensures performance in various environments.

Application

Industrial Uses of 71824 ACD/P4DGB Bearing
71824 ACD/P4DGB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and universal matching make it suitable for applications requiring minimal deflection.

In automotive systems, 71824 ACD/P4DGB Bearing supports high-speed components like turbochargers and electric motors. Its phenolic cage and chrome steel construction provide durability under demanding conditions.

For medical imaging devices, 71824 ACD/P4DGB Bearing offers smooth operation due to its P4 tolerance class. The open design allows for easy lubrication, extending its service life in critical applications.

Automation and robotics benefit from 71824 ACD/P4DGB Bearing’s ability to handle combined loads in robotic arms. The matched arrangement ensures consistent performance in repetitive motion tasks.

In consumer electronics, 71824 ACD/P4DGB Bearing can be found in high-end printers, where its precision reduces vibration and noise. The metric sizing ensures compatibility with various European and Asian models.

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