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Super Precision Angular Contact Ball Bearings 71922 ACE/P4AQBCB

Super Precision Angular Contact Ball Bearings 71922 ACE/P4AQBCB

The 71922 ACE/P4AQBCB is a super precision angular contact ball bearing, measuring 110mm by 150mm by 80mm. Made from chrome steel, it’s designed for high-speed operations up to 10,000 RPM and handles radial loads up to 22,725 lbf.

Its 25° contact angle and light preload (Class B) ensure smooth performance in matched sets of four bearings. The open design and phenolic cage make it easy to maintain and durable under stress.

This bearing is ideal for precision applications like machine tool spindles or high-speed motors. It operates in temperatures from -30°C to 110°C and is interchangeable with SKF models.

Weighing 3.32kg, it’s robust yet suitable for demanding industrial environments. Compliant with P4A tolerance standards for reliable accuracy.

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Product Parameters

  • Part Number 71922 ACE/P4AQBCB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 80 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 22725 lbf
  • Static Radial Load 29025 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 3.32 kg
Super Precision Angular Contact Ball Bearings 71922 ACE/P4AQBCB dimension drawing
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Features

Performance Features of 71922 ACE/P4AQBCB Bearing

71922 ACE/P4AQBCB Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability while maintaining smooth operation.

The phenolic cage ensures stability and reduces friction during high-speed rotations.
With a maximum speed of 10,000 rpm, it delivers reliable performance in demanding conditions.

71922 ACE/P4AQBCB Bearing’s light preload and P4A tolerance class ensure consistent accuracy.
Its matched arrangement of four bearings provides balanced load handling for complex setups.

The open design allows for easy lubrication, extending the bearing’s service life.
Its dynamic radial load capacity of 22,725 lbf makes it suitable for heavy-duty applications.

Application

Key Fields for 71922 ACE/P4AQBCB Bearing
71922 ACE/P4AQBCB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of four bearings provides stability in demanding industrial environments.

In aerospace applications, 71922 ACE/P4AQBCB Bearing supports components like helicopter transmissions, thanks to its light preload and reliable performance. The phenolic cage material helps reduce friction during high-speed operations.

For automation systems, 71922 ACE/P4AQBCB Bearing is a solid choice for robotic arms, offering smooth movement under radial loads. Its P4A tolerance class makes it suitable for tasks requiring tight precision.

Medical imaging devices often rely on 71922 ACE/P4AQBCB Bearing for its consistent performance and low maintenance needs. The chrome steel construction ensures durability in critical healthcare equipment.

Q&A

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