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Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADGA

The 71906 ACD/P4ADGA is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two for versatile mounting options.

This bearing handles radial loads up to 2498 lbf and achieves speeds of 83000 RPM, thanks to its phenolic cage and lubricated design. Its extra light preload ensures smooth operation in precision applications.

The open seal type allows for easy maintenance, while the P4A tolerance class guarantees exceptional accuracy. Ideal for high-speed spindles or precision machinery where reliability is key.

Weighing just 0.096kg, it’s lightweight yet durable. Suitable for temperatures from -30°C to 110°C, making it adaptable to various working environments.

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Product Parameters

  • Part Number 71906 ACD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 20
  • 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 2498 lbf
  • Static Radial Load 1946 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.096 kg
  • Price（$） 135.963
Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADGA dimension drawing
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Features

Performance Features of 71906 ACD/P4ADGA Bearing

71906 ACD/P4ADGA Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 25° contact angle ensures optimal load distribution, enhancing performance in demanding setups.

The phenolic cage maintains ball alignment, reducing friction and noise during operation.
With a dynamic radial load capacity of 2498 lbf, it handles rigorous conditions with ease.

71906 ACD/P4ADGA Bearing supports speeds up to 83,000 rpm, making it suitable for high-speed machinery.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The extra light preload (Class A) ensures smooth operation while minimising energy loss.
Operating between -30°C to 110°C, it performs reliably in varied temperature environments.

Application

Essential Roles of 71906 ACD/P4ADGA Bearing
71906 ACD/P4ADGA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71906 ACD/P4ADGA Bearing supports critical components like gyroscopes and actuators, thanks to its extra-light preload and high-speed capability. The phenolic cage adds durability while reducing friction.

For robotics, 71906 ACD/P4ADGA Bearing excels in articulated arms and joints, providing smooth movement under angular loads. Its P4A tolerance class guarantees consistent performance in demanding automated systems.

Medical imaging devices benefit from 71906 ACD/P4ADGA Bearing’s precision and low vibration, ensuring clear scans. The chrome steel construction also resists wear in continuous operation.

In electric motors, 71906 ACD/P4ADGA Bearing handles high rotational speeds efficiently, making it a reliable choice for industrial and automotive applications. The lubricated design further extends its service life.

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