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Super Precision Angular Contact Ball Bearings 71914 CD/P4AQBCA

Super Precision Angular Contact Ball Bearings 71914 CD/P4AQBCA

The 71914 CD/P4AQBCA is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 20340 lbf and operates smoothly at speeds up to 24000 RPM.

Its 15° contact angle and matched set of four bearings ensure excellent stability and precision in high-performance applications. The phenolic cage offers durability and reduces friction for smoother rotation.

Designed for angular contact loads, this bearing is ideal for machine tools or high-speed spindles where accuracy is crucial. It works reliably in temperatures ranging from -30°C to 110°C.

Weighing 1.32kg, it’s a robust choice for demanding setups. Compliant with precision class P4A, it’s interchangeable with SKF bearings, making replacements straightforward. The open design allows for easy lubrication and maintenance.

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Product Parameters

  • Part Number 71914 CD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 24
  • Contact Angle 15°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 20340 lbf
  • Static Radial Load 30825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 24000 rpm
  • Weight 1.32 kg
Super Precision Angular Contact Ball Bearings 71914 CD/P4AQBCA dimension drawing
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Features

Performance Features of 71914 CD/P4AQBCA Bearing

71914 CD/P4AQBCA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability under high radial loads up to 20340 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 24,000 rpm, it delivers reliable performance in high-speed scenarios.

71914 CD/P4AQBCA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of four bearings ensures consistent performance in demanding setups.

The extra light preload (Class A) minimises vibration, making it ideal for precision machinery.
Open seal design allows for easy lubrication, extending the bearing’s service life.

Application

Key Fields for 71914 CD/P4AQBCA Bearing
71914 CD/P4AQBCA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In aerospace applications, 71914 CD/P4AQBCA Bearing supports critical components like turbine shafts, thanks to its extra light preload and P4A tolerance class. Its chrome steel construction provides durability under extreme conditions.

For automation systems, 71914 CD/P4AQBCA Bearing excels in robotic arms and CNC machines, where consistent performance is key. The matched arrangement of four bearings enhances stability in complex movements.

Medical imaging devices benefit from 71914 CD/P4AQBCA Bearing’s precision, ensuring smooth operation in MRI and CT scanners. The open seal design allows for easy lubrication, extending service life.

In electric vehicles, 71914 CD/P4AQBCA Bearing is ideal for motor shafts, handling both radial and axial loads efficiently. Its high-speed capability makes it a reliable choice for modern automotive designs.

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