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Super Precision Angular Contact Ball Bearings 71914 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 71914 ACDGB/P4A

The 71914 ACDGB/P4A 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 efficiently handles combined radial and thrust loads, making it versatile for various applications.

This bearing operates smoothly at speeds up to 29,000 RPM and can withstand dynamic radial loads of 7312 lbf. The phenolic cage ensures durability and reduces friction, while the open design allows for easy lubrication.

With a light preload (Class B), it offers excellent precision and stability, ideal for high-speed machinery. The P4A tolerance class guarantees tight dimensional accuracy for demanding tasks.

Suitable for paired arrangements like back-to-back or face-to-face setups, it’s commonly used in spindles, machine tools, or precision equipment. Weighing just 0.33kg, it balances lightweight design with robust performance. Works reliably in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71914 ACDGB/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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7312 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 29000 rpm
  • Weight 0.33 kg
Super Precision Angular Contact Ball Bearings 71914 ACDGB/P4A dimension drawing
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Features

How Does 71914 ACDGB/P4A Bearing Achieve Super Precision?

71914 ACDGB/P4A Bearing features a 25° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability while maintaining tight tolerances for consistent performance.

The phenolic cage design reduces friction and allows smooth operation at speeds up to 29,000 rpm.
With a dynamic radial load capacity of 7312 lbf, it handles demanding tasks with reliability.

This bearing is suitable for temperatures from -30°C to 110°C, adapting to various working conditions.
Its universal matching capability offers flexibility in mounting configurations.

Application

Industrial Uses of 71914 ACDGB/P4A Bearing
71914 ACDGB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it suitable for applications demanding minimal deflection.

In automotive systems, 71914 ACDGB/P4A Bearing supports high-speed components like turbochargers and electric motor shafts. Its phenolic cage provides stability under rapid acceleration, while the chrome steel construction offers long-lasting performance.

For automation equipment, 71914 ACDGB/P4A Bearing is ideal for robotic arms and CNC machinery, where smooth angular movement is essential. The open design allows for easy lubrication, maintaining efficiency in continuous operation.

Medical imaging devices benefit from 71914 ACDGB/P4A Bearing’s precision, ensuring quiet and reliable performance in scanners and diagnostic equipment. The metric sizing also simplifies integration with European and Asian medical systems.

In consumer electronics, 71914 ACDGB/P4A Bearing can be found in high-end printers and optical drives, where its low friction and high-speed capability enhance device longevity. The 25° contact angle provides optimal load distribution for compact designs.

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