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Super Precision Angular Contact Ball Bearings 71936 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 71936 ACD/HCP4A

The 71936 ACD/HCP4A is a super precision angular contact ball bearing with a 180mm bore and 250mm outer diameter, designed for high-performance applications. Its 25° contact angle and ceramic balls ensure smooth operation under heavy radial loads up to 35775 lbf.

The open design and phenolic cage allow for easy lubrication and reduced friction, supporting speeds up to 8500 RPM. This bearing maintains reliable performance in temperatures ranging from -30°C to 110°C.

With a P4 tolerance class, it offers exceptional accuracy for demanding machinery. Ideal for use in spindle assemblies or high-speed industrial equipment where precision and durability are key.

Weighing 3.48kg, it’s a robust choice for matched arrangements, interchangeable with SKF bearings for easy replacement. Compliant with industry standards for quality and safety.

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Product Parameters

  • Part Number 71936 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 180 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 250 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 33 mm
  • Width Tolerance -0.24mm to 0
  • Ball Dia 22.225 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 35775 lbf
  • Static Radial Load 45000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 8500 rpm
  • Weight 3.48 kg
  • Price（$） 3236.823
Super Precision Angular Contact Ball Bearings 71936 ACD/HCP4A dimension drawing
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Features

Performance Features of 71936 ACD/HCP4A Bearing

71936 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
With a maximum speed of 8,500 rpm, it delivers reliable performance in precision tasks.

71936 ACD/HCP4A Bearing can handle dynamic radial loads up to 35,775 lbf, making it suitable for demanding conditions.
Its P4 tolerance class ensures high precision and consistent performance.

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

Application

Where Is 71936 ACD/HCP4A Bearing Used?
71936 ACD/HCP4A 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 aerospace applications, 71936 ACD/HCP4A Bearing supports components like turbine shafts, thanks to its robust chrome steel rings. The phenolic cage adds durability while maintaining lightweight performance.

For automation systems, 71936 ACD/HCP4A Bearing excels in robotic arms, providing smooth movement under angular loads. Its P4 tolerance class guarantees consistent precision in repetitive tasks.

Medical imaging devices benefit from 71936 ACD/HCP4A Bearing’s low heat generation and reliable performance. The open design allows for easy lubrication, extending service life in critical applications.

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