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Super Precision Angular Contact Ball Bearings 71914 CDGA/P4A

Super Precision Angular Contact Ball Bearings 71914 CDGA/P4A

The 71914 CDGA/P4A is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from high-grade chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 7762 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 24,000 RPM, while the extra-light preload enhances precision. The bearing operates efficiently in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a universal matching set of three, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing just 0.33kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional accuracy. Pre-lubricated for immediate use, it’s a reliable choice for demanding environments.

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Product Parameters

  • Part Number 71914 CDGA/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 24
  • Contact Angle 15°
  • 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 7762 lbf
  • Static Radial Load 7650 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 24000 rpm
  • Weight 0.33 kg
  • Price（$） 123.912
Super Precision Angular Contact Ball Bearings 71914 CDGA/P4A dimension drawing
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Features

Performance Features of 71914 CDGA/P4A Bearing

71914 CDGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

The bearing supports dynamic radial loads up to 7762 lbf, making it suitable for high-performance machinery.
With a maximum speed of 24,000 rpm, it delivers smooth operation in demanding conditions.

71914 CDGA/P4A Bearing operates efficiently in temperatures from -30°C to 110°C.
Its P4A tolerance class guarantees high precision and reliability in angular contact applications.

The open design allows for easy lubrication, enhancing performance and longevity.
Weighing just 0.33 kg, it combines strength with lightweight efficiency.

Application

Key Fields for 71914 CDGA/P4A Bearing
71914 CDGA/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it ideal for applications requiring minimal friction and smooth operation.

In robotics, 71914 CDGA/P4A Bearing supports articulated arms, providing stability during high-speed movements. Its phenolic cage offers excellent heat resistance, which is crucial for prolonged use in automated systems.

For aerospace components, 71914 CDGA/P4A Bearing’s P4A tolerance class guarantees reliability in critical systems like flight control mechanisms. The chrome steel construction also ensures durability under varying operational conditions.

Medical imaging devices benefit from 71914 CDGA/P4A Bearing’s low vibration and high-speed capabilities. Its open design allows for easy lubrication, maintaining performance in sensitive diagnostic equipment.

In electric vehicle motors, 71914 CDGA/P4A Bearing handles radial and axial loads efficiently, contributing to longer service life. The metric sizing ensures compatibility with a range of motor designs.

Q&A

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