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Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADGB

The 71913 ACD/P4ADGB is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and comes in a universal matching set of two bearings.

This model handles radial loads up to 7178 lbf and spins smoothly at high speeds, reaching up to 36,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the P4A tolerance class guarantees exceptional accuracy. It operates reliably in temperatures from -30°C to 110°C.

Ideal for precision applications like machine tool spindles or high-speed robotics, where tight tolerances and smooth performance are essential. Weighing 0.42kg, it’s a robust yet lightweight solution for angular contact needs.

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Product Parameters

  • Part Number 71913 ACD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 7200 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.42 kg
  • Price（$） 254.25
Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADGB dimension drawing
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Features

Performance Features of 71913 ACD/P4ADGB Bearing

71913 ACD/P4ADGB Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure high durability and precision in demanding applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 7178 lbf, it performs reliably under heavy loads.

71913 ACD/P4ADGB Bearing supports high-speed operations, reaching up to 36,000 rpm.
Its universal matching design allows flexible arrangement options for various mechanical setups.

The P4A tolerance class ensures exceptional precision, making it suitable for high-accuracy applications.
Operating between -30°C to 110°C, it maintains performance across a wide temperature range.

Application

Industrial Uses of 71913 ACD/P4ADGB Bearing
71913 ACD/P4ADGB Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The 25° contact angle makes it ideal for handling combined radial and axial loads in demanding setups.

In automotive applications, 71913 ACD/P4ADGB Bearing supports components like electric motors and gearboxes, offering reliable performance under high speeds. Its universal matching design allows for flexible installation in various configurations.

For medical imaging devices, 71913 ACD/P4ADGB Bearing’s phenolic cage and chrome steel construction provide durability and low friction. This ensures consistent performance in critical diagnostic equipment.

Automation systems benefit from 71913 ACD/P4ADGB Bearing’s high-speed capabilities, particularly in robotic arms and CNC machines. The P4A tolerance class guarantees exceptional accuracy for repetitive tasks.

In consumer electronics, 71913 ACD/P4ADGB Bearing is found in precision instruments like 3D printers, where its low vibration enhances print quality. The lubricated design also reduces maintenance needs for long-term use.

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