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Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADBB
Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADBB

The 71906 ACD/P4ADBB is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 2498 lbf and can spin at speeds up to 83,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and reduces friction.

The open design allows for easy lubrication, while the P4A tolerance class guarantees precise performance. Ideal for use in machine tools or spindle drives where accuracy is key.

Weighing just 0.096kg, it’s lightweight yet robust. The matched pair setup ensures stability under angular loads. Works well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a reliable replacement option. Perfect for precision engineering tasks requiring high-speed and low-friction performance.

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Product Parameters

  • Part Number 71906 ACD/P4ADBB
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • 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($) 135.972

Features

Performance Features of 71906 ACD/P4ADBB Bearing

71906 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The matched arrangement of two bearings ensures stability and precision in high-speed operations.

Chrome steel rings and balls enhance durability, while the phenolic cage reduces friction and wear.
With a dynamic radial load capacity of 2498 lbf, it handles demanding conditions reliably.

Its P4A tolerance class guarantees high precision, making it suitable for critical applications.
The bearing operates smoothly at speeds up to 83,000 rpm, maintaining performance within -30°C to 110°C.

Light preload (Class B) ensures minimal vibration and noise during operation.
The open design allows for easy lubrication, extending service life and reducing maintenance needs.

Application

Key Fields for 71906 ACD/P4ADBB Bearing
71906 ACD/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial settings.

In automotive applications, 71906 ACD/P4ADBB Bearing supports components like wheel hubs and transmissions, thanks to its light preload and durable chrome steel construction. Its metric sizing makes it a versatile choice for various vehicle models.

For medical imaging devices, 71906 ACD/P4ADBB Bearing’s phenolic cage and P4A tolerance class deliver reliable performance in sensitive equipment. The open design allows for easy lubrication, extending its service life in critical applications.

Automation systems benefit from 71906 ACD/P4ADBB Bearing’s high-speed capability, making it suitable for robotic arms and CNC machinery. The 25° contact angle ensures smooth operation under angular loads.

In consumer electronics like high-end printers, 71906 ACD/P4ADBB Bearing’s precision and low friction contribute to quiet and efficient performance. Its temperature range also makes it adaptable to various operating conditions.

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