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Super Precision Angular Contact Ball Bearings 71914 ACE/P4ADGA

Super Precision Angular Contact Ball Bearings 71914 ACE/P4ADGA

The 71914 ACE/P4ADGA is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and open design ensure smooth operation under radial loads up to 7605 lbf.

With a phenolic cage and extra light preload, it spins efficiently at speeds up to 31,000 RPM. The bearing handles temperatures from -30°C to 110°C, making it versatile for various environments.

This model comes in a matched set of two, suitable for universal mounting arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindle drives where accuracy is key.

Weighing 0.64kg, it balances durability and performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71914 ACE/P4ADGA
  • 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 32 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 7605 lbf
  • Static Radial Load 6862 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.64 kg
  • Price（$） 35.64
Super Precision Angular Contact Ball Bearings 71914 ACE/P4ADGA dimension drawing
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Features

How Does 71914 ACE/P4ADGA Bearing Achieve Super Precision?

71914 ACE/P4ADGA Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 7605 lbf, it handles demanding tasks with ease.
The P4A tolerance class guarantees exceptional accuracy, making it ideal for precision machinery.

Performance Features of 71914 ACE/P4ADGA Bearing

71914 ACE/P4ADGA Bearing is designed for universal matching, allowing flexible arrangements like back-to-back or face-to-face.
Its extra-light preload (Class A) ensures minimal friction and enhanced performance at high speeds.
The bearing operates smoothly up to 31,000 rpm, maintaining stability in precision applications.
Chrome steel construction and phenolic cage contribute to its long service life and reliability.

Why Choose 71914 ACE/P4ADGA Bearing for Precision Tasks?

71914 ACE/P4ADGA Bearing excels in high-speed applications, thanks to its superior P4A tolerance and balanced design.
The 22 chrome steel balls and phenolic cage reduce vibration, ensuring quiet and precise operation.
It supports both dynamic (7605 lbf) and static (6862 lbf) radial loads, making it versatile for various machinery.
With a temperature range of -30°C to 110°C, it performs reliably in diverse environments.

Engineered for Precision: 71914 ACE/P4ADGA Bearing

71914 ACE/P4ADGA Bearing’s universal matching capability allows for tandem, back-to-back, or face-to-face configurations.
Its high-speed performance (31,000 rpm) and low friction design make it suitable for precision spindle applications.
The chrome steel construction and phenolic cage ensure durability and reduced maintenance needs.
With a tight width tolerance (-0.2mm to 0), it fits seamlessly into precision assemblies.

Chrome Steel vs Phenolic Cage: Benefits of 71914 ACE/P4ADGA Bearing

71914 ACE/P4ADGA Bearing combines chrome steel rings and balls with a lightweight phenolic cage for optimal performance.
This mix reduces friction and wear, extending the bearing’s life in high-speed applications.
The P4A tolerance ensures consistent precision, even under heavy radial loads.
Its universal matching feature provides flexibility in installation, catering to various machinery needs.

Application

Industrial Uses of 71914 ACE/P4ADGA Bearing
71914 ACE/P4ADGA Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it suitable for high-speed operations.

In automotive applications, 71914 ACE/P4ADGA Bearing supports components like electric motors and gearboxes, offering reliable performance under angular loads. Its universal matching design allows for flexible installation in various configurations.

For automation systems, 71914 ACE/P4ADGA Bearing excels in robotic arms and CNC machines, thanks to its extra light preload and P4A tolerance class. The chrome steel construction ensures durability in continuous operation.

Where Is 71914 ACE/P4ADGA Bearing Used?
You’ll find 71914 ACE/P4ADGA Bearing in medical imaging devices, where its precision and low friction are crucial for smooth operation. The open seal design also simplifies maintenance in sterile environments.

Built for Heavy-Duty Use: 71914 ACE/P4ADGA Bearing
71914 ACE/P4ADGA Bearing is ideal for industrial fans and pumps, handling both radial and thrust loads with ease. Its high-speed capability (up to 31,000 rpm) makes it a reliable choice for demanding applications.

Q&A

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