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Super Precision Angular Contact Ball Bearings 71910 ACD/P4ADGC

Super Precision Angular Contact Ball Bearings 71910 ACD/P4ADGC

The 71910 ACD/P4ADGC is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a universal matching set of two bearings.

This bearing handles radial loads up to 4680 lbf and spins smoothly at speeds up to 46,000 RPM. Its phenolic cage ensures durability, while the open design allows for easy lubrication.

Designed for moderate preload (Class C), it suits arrangements like back-to-back, face-to-face, or tandem. Ideal for high-precision applications such as machine tools or spindle drives.

Weighing just 0.26kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards, it’s a reliable choice for demanding engineering tasks.

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Product Parameters

  • Part Number 71910 ACD/P4ADGC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 25
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4680 lbf
  • Static Radial Load 4410 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.26 kg
  • Price（$） 187.326
Super Precision Angular Contact Ball Bearings 71910 ACD/P4ADGC dimension drawing
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Features

Performance Features of 71910 ACD/P4ADGC Bearing

71910 ACD/P4ADGC Bearing is crafted with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 4680 lbf, it handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for critical tasks.

71910 ACD/P4ADGC Bearing operates smoothly at speeds up to 46,000 rpm, balancing performance and efficiency.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The moderate preload (Class C) ensures stability, reducing vibration during operation.
Its temperature range of -30°C to 110°C makes it adaptable to various environments.

Application

Key Fields for 71910 ACD/P4ADGC Bearing
71910 ACD/P4ADGC Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching design allows flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71910 ACD/P4ADGC Bearing supports components like turbine shafts, thanks to its moderate preload and high-speed capability. The phenolic cage reduces friction, enhancing performance in demanding conditions.

For robotics, 71910 ACD/P4ADGC Bearing excels in articulated arms, providing smooth motion and durability. Its P4A tolerance class ensures consistent precision, even under continuous operation.

Medical imaging devices benefit from 71910 ACD/P4ADGC Bearing’s chrome steel construction, which offers reliability in sensitive environments. The open design simplifies lubrication, extending service life.

In automotive testing equipment, 71910 ACD/P4ADGC Bearing handles high rotational speeds with stability. Its metric sizing ensures compatibility with a range of European and Asian machinery.

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