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Super Precision Angular Contact Ball Bearings 71910 CD/P4ADGA

Super Precision Angular Contact Ball Bearings 71910 CD/P4ADGA

The 71910 CD/P4ADGA 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 15° contact angle and is designed for angular contact loads, handling up to 4972 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 46,000 RPM, making it suitable for high-speed applications. The bearing comes pre-lubricated for immediate use and operates efficiently between -30°C and 110°C.

This model is part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face mounting. Ideal for precision machinery, spindles, or other high-speed equipment requiring accurate alignment.

Weighing just 0.26kg, it offers a balance of lightness and durability. Compliant with P4A tolerance standards, it ensures reliable performance in demanding conditions.

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Product Parameters

  • Part Number 71910 CD/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 6.35 mm
  • Ball Qty 25
  • Contact Angle 15°
  • 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 4972 lbf
  • Static Radial Load 4680 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.26 kg
  • Price（$） 198.135
Super Precision Angular Contact Ball Bearings 71910 CD/P4ADGA dimension drawing
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Features

Performance Features of 71910 CD/P4ADGA Bearing

71910 CD/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 4972 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 46,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.

With a P4A tolerance class, 71910 CD/P4ADGA Bearing delivers precise performance in demanding conditions.
Its extra light preload reduces friction, enhancing efficiency and longevity.

The open design simplifies lubrication, maintaining consistent performance.
71910 CD/P4ADGA Bearing operates reliably within a temperature range of -30°C to 110°C.

Application

Common Applications of 71910 CD/P4ADGA Bearing
In high-speed machine tools, 71910 CD/P4ADGA Bearing excels due to its precision angular contact design, ensuring smooth rotation under radial and axial loads. The phenolic cage reduces friction, making it ideal for continuous operation.

Where Is 71910 CD/P4ADGA Bearing Used?
You’ll often find 71910 CD/P4ADGA Bearing in robotics, where its universal matching feature allows flexible mounting for precise movement control. Its extra light preload ensures minimal vibration in sensitive applications.

Optimized for Performance: 71910 CD/P4ADGA Bearing
For aerospace components, 71910 CD/P4ADGA Bearing offers reliable performance with its chrome steel construction and high-speed capability. The P4A tolerance class guarantees consistent accuracy in demanding environments.

Automotive vs Aerospace: Applications of 71910 CD/P4ADGA Bearing
In automotive systems, 71910 CD/P4ADGA Bearing supports gearboxes with its angular contact design, handling combined loads efficiently. For aerospace, its lightweight and high-speed tolerance make it suitable for turbine applications.

Practical Applications of 71910 CD/P4ADGA Bearing
Medical imaging devices benefit from 71910 CD/P4ADGA Bearing’s low noise and smooth operation, crucial for precise diagnostics. The open seal design allows easy lubrication, extending service life in sterile environments.

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