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Super Precision Angular Contact Ball Bearings 71824 ACD/HCP4DBB

Super Precision Angular Contact Ball Bearings 71824 ACD/HCP4DBB

The 71824 ACD/HCP4DBB is a super precision angular contact ball bearing with a 120mm bore and 150mm outer diameter, designed for high-speed applications. It handles radial loads up to 11408 lbf and spins smoothly at speeds up to 16000 RPM.

Made from chrome steel with ceramic balls and a phenolic cage, it offers excellent durability and reduced friction. The 25° contact angle and light preload ensure smooth operation under angular loads.

This matched set of two bearings (DB arrangement) is ideal for precision machinery like spindles or CNC tools. It works in temperatures from -30°C to 110°C and meets P4 tolerance standards for accuracy.

Weighing 0.99kg, it’s a robust yet lightweight choice for demanding applications. The open design allows easy lubrication, extending its service life.

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Product Parameters

  • Part Number 71824 ACD/HCP4DBB
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 11408 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.99 kg
Super Precision Angular Contact Ball Bearings 71824 ACD/HCP4DBB dimension drawing
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Features

Performance Features of 71824 ACD/HCP4DBB Bearing

71824 ACD/HCP4DBB Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
The matched arrangement of two bearings ensures balanced performance in high-precision applications.

With chrome steel rings and ceramic balls, 71824 ACD/HCP4DBB Bearing offers reduced friction and enhanced durability.
Its phenolic cage maintains ball alignment, contributing to smooth operation even at high speeds.

71824 ACD/HCP4DBB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
The P4 tolerance class ensures exceptional precision, making it suitable for demanding machinery.

Designed for a maximum speed of 16,000 rpm, 71824 ACD/HCP4DBB Bearing delivers reliable performance.
Its light preload (Class B) minimises vibration, ensuring quiet and stable operation.

The open seal design of 71824 ACD/HCP4DBB Bearing allows for easy lubrication and maintenance.
With a dynamic radial load capacity of 11,408 lbf, it handles heavy loads with ease.

Application

Key Fields for 71824 ACD/HCP4DBB Bearing
71824 ACD/HCP4DBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In robotics, 71824 ACD/HCP4DBB Bearing provides stability in articulated arms, thanks to its matched arrangement and light preload. The phenolic cage offers durability in continuous operation.

For medical imaging devices, 71824 ACD/HCP4DBB Bearing’s P4 tolerance class guarantees smooth performance. Its chrome steel rings and ceramic balls ensure long service life in critical applications.

Automotive testing equipment benefits from 71824 ACD/HCP4DBB Bearing’s ability to handle dynamic radial loads. The lubricated design minimizes maintenance needs in demanding conditions.

In aerospace applications, 71824 ACD/HCP4DBB Bearing’s temperature range and precision make it reliable for navigation systems. The metric sizing ensures compatibility with international standards.

Q&A

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