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Super Precision Angular Contact Ball Bearings 71922 ACE/HCP4A

Super Precision Angular Contact Ball Bearings 71922 ACE/HCP4A

The 71922 ACE/HCP4A is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-grade chrome steel. Its 25° contact angle efficiently handles combined radial and thrust loads, with a dynamic radial load capacity of 8482 lbf.

The ceramic balls and phenolic cage reduce friction, allowing smooth operation at speeds up to 19,000 RPM. The open design simplifies lubrication, while the P4 tolerance class ensures exceptional accuracy for demanding applications.

This bearing is available in matched sets for preload configurations, enhancing stability in high-performance setups. Ideal for precision machinery like CNC spindles or high-speed tooling where reliability is crucial.

Weighing 0.7kg, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it offers a practical solution for replacements or upgrades.

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Product Parameters

  • Part Number 71922 ACE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 26
  • 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 8482 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.7 kg
  • Price（$） 1411.668
Super Precision Angular Contact Ball Bearings 71922 ACE/HCP4A dimension drawing
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Features

How Does 71922 ACE/HCP4A Bearing Achieve Super Precision?

71922 ACE/HCP4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings reduce friction, enhancing speed and accuracy.

The phenolic cage ensures smooth operation, even at maximum speeds of 19,000 rpm.
With a dynamic radial load capacity of 8482 lbf, it handles demanding tasks reliably.

71922 ACE/HCP4A Bearing operates efficiently in temperatures from -30° to 110°C.
Its P4 tolerance class guarantees consistent performance for precision machinery.

Application

Industrial Uses of 71922 ACE/HCP4A Bearing
71922 ACE/HCP4A Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The ceramic balls and phenolic cage reduce friction, making it ideal for high-speed spindle applications.

In aerospace components, 71922 ACE/HCP4A Bearing provides reliable performance in gearboxes and rotor systems. Its P4 tolerance class guarantees the precision needed for critical flight operations.

For robotics, 71922 ACE/HCP4A Bearing’s matched arrangement options allow for smooth movement in articulated arms. The open design simplifies lubrication, extending service life in automated production lines.

Medical imaging devices benefit from 71922 ACE/HCP4A Bearing’s low-noise operation and consistent accuracy. The chrome steel rings ensure durability in demanding diagnostic equipment.

In electric vehicle motors, 71922 ACE/HCP4A Bearing handles high rotational speeds with minimal heat generation. Its ceramic balls contribute to energy efficiency, making it a smart choice for sustainable transport solutions.

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