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Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADT

Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADT

The 71906 ACD/P4ADT is a super precision angular contact ball bearing, measuring 30mm by 47mm by 18mm, crafted from durable chrome steel. It handles radial loads up to 2498 lbf and operates smoothly at speeds up to 83,000 RPM.

Its 25° contact angle and matched pair design (DT arrangement) provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

Preloaded for precision, this bearing is ideal for high-speed applications like machine tool spindles or dental equipment. It works in temperatures from -30°C to 110°C and comes lubricated for immediate use.

Weighing just 0.096kg, it’s lightweight yet robust. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for easy replacement. A reliable choice for precision engineering needs.

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Product Parameters

  • Part Number 71906 ACD/P4ADT
  • 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 << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • 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
Super Precision Angular Contact Ball Bearings 71906 ACD/P4ADT dimension drawing
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Features

Performance Features of 71906 ACD/P4ADT Bearing

71906 ACD/P4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under dynamic radial loads up to 2498 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 83,000 rpm, it delivers reliable high-speed performance.

71906 ACD/P4ADT Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its matched arrangement of two bearings provides stability and precision in demanding conditions.

The open seal design allows for easy lubrication, ensuring long service life.
Preload availability further enhances its performance in precision applications.

Application

Industrial Uses of 71906 ACD/P4ADT Bearing
71906 ACD/P4ADT Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The matched arrangement of two bearings enhances stability in demanding industrial environments.

In automotive applications, 71906 ACD/P4ADT Bearing supports high-speed components like turbochargers and gearbox systems. Its phenolic cage and chrome steel construction provide durability under continuous operation.

For robotics, 71906 ACD/P4ADT Bearing offers smooth performance in articulated arms and precision joints. The P4A tolerance class ensures minimal vibration, crucial for maintaining accuracy in automated systems.

Medical imaging devices benefit from 71906 ACD/P4ADT Bearing’s reliable performance and low friction. The open design allows for easy lubrication, extending service life in critical healthcare equipment.

In consumer electronics, 71906 ACD/P4ADT Bearing is ideal for high-speed spindle motors in printers and scanners. Its compact size and high-speed capability make it a versatile choice for various electronic applications.

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