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Super Precision Angular Contact Ball Bearings 71914 ACEGA/P4A

Super Precision Angular Contact Ball Bearings 71914 ACEGA/P4A

The 71914 ACEGA/P4A is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 4680 lbf and spins smoothly at speeds up to 31,000 RPM.

With a 25° contact angle and extra-light preload, it offers precise performance for high-speed applications. The phenolic cage ensures quiet operation and long service life.

This open-design bearing is lubricated and works in temperatures from -30°C to 110°C. It’s part of a universal matching set, allowing back-to-back, face-to-face, or tandem arrangements.

Ideal for machine tools or spindles where accuracy and speed are key. Weighing 0.32kg, it meets P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 71914 ACEGA/P4A
  • 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 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4680 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.32 kg
  • Price（$） 142.56
Super Precision Angular Contact Ball Bearings 71914 ACEGA/P4A dimension drawing
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Features

Performance Features of 71914 ACEGA/P4A Bearing

71914 ACEGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and consistent performance under dynamic radial loads up to 4680 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 31,000 rpm, it excels in high-speed scenarios while maintaining stability.

71914 ACEGA/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its extra light preload (Class A) ensures minimal resistance, ideal for precision machinery.

The open design allows for easy lubrication, extending maintenance intervals.
Its universal matching capability supports various configurations, including back-to-back and face-to-face arrangements.

Application

Key Fields for 71914 ACEGA/P4A Bearing
71914 ACEGA/P4A Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make it suitable for high-speed operations without compromising stability.

In robotics, 71914 ACEGA/P4A Bearing supports articulated arms and joints, providing smooth movement under angular loads. Its extra-light preload reduces friction, enhancing efficiency in automated systems.

For medical imaging devices, 71914 ACEGA/P4A Bearing’s chrome steel construction offers durability and precision. The P4A tolerance class ensures consistent performance in critical applications where reliability is essential.

In aerospace applications, 71914 ACEGA/P4A Bearing handles high-speed rotations in components like gyroscopes. Its universal matching capability allows for flexible configurations in complex assemblies.

Consumer electronics like high-end printers benefit from 71914 ACEGA/P4A Bearing’s low friction and quiet operation. The lubricated design ensures long service life even in continuous use scenarios.

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