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Super Precision Angular Contact Ball Bearings 71910 ACE/P4ADGA

Super Precision Angular Contact Ball Bearings 71910 ACE/P4ADGA

The 71910 ACE/P4ADGA is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and is lubricated for smooth operation.

With a dynamic radial load capacity of 4478 lbf, it spins efficiently at speeds up to 46,000 RPM. Its phenolic cage ensures stability and reduces friction during high-speed use.

Designed for universal matching, it can be arranged back-to-back, face-to-face, or tandem. This makes it versatile for various setups. Ideal for precision applications like machine tools or high-speed spindles.

Weighing just 0.26kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it offers reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71910 ACE/P4ADGA
  • 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 7.144 mm
  • Ball Qty 21
  • 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 4478 lbf
  • Static Radial Load 3668 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.26 kg
  • Price（$） 235.746
Super Precision Angular Contact Ball Bearings 71910 ACE/P4ADGA dimension drawing
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Features

Performance Features of 71910 ACE/P4ADGA Bearing

71910 ACE/P4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability while maintaining high-speed performance up to 46,000 rpm.

The phenolic cage in 71910 ACE/P4ADGA Bearing reduces friction and wear, enhancing operational smoothness.
With universal matching capability, it supports flexible arrangements like back-to-back or face-to-face configurations.

71910 ACE/P4ADGA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its extra-light preload (Class A) ensures minimal resistance, ideal for high-precision machinery.

The dynamic radial load capacity of 4478 lbf makes 71910 ACE/P4ADGA Bearing reliable under stress.
Its open design allows easy lubrication, further improving performance and longevity.

Application

Key Fields for 71910 ACE/P4ADGA Bearing
71910 ACE/P4ADGA Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it ideal for high-speed spindle applications.

In robotics, 71910 ACE/P4ADGA Bearing supports articulated arms, providing smooth movement and long service life. Its universal matching design allows for flexible installation in various configurations.

For aerospace components, 71910 ACE/P4ADGA Bearing’s P4A tolerance class guarantees reliability in critical systems. The chrome steel construction withstands rigorous conditions while maintaining precision.

Medical imaging devices benefit from 71910 ACE/P4ADGA Bearing’s low vibration and high-speed capabilities. The lubricated design ensures quiet operation, essential for sensitive equipment.

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