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Super Precision Angular Contact Ball Bearings 71907 CD/P4ADGB

Super Precision Angular Contact Ball Bearings 71907 CD/P4ADGB

The 71907 CD/P4ADGB is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3578 lbf and spins smoothly at speeds up to 56,000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for high-precision setups. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C. Weighing just 0.15kg, it’s lightweight yet robust for its size.

Perfect for applications requiring high-speed and precision, such as machine tool spindles or dental equipment. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71907 CD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2902 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.15 kg
  • Price（$） 157.698
Super Precision Angular Contact Ball Bearings 71907 CD/P4ADGB dimension drawing
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Features

How Does 71907 CD/P4ADGB Bearing Achieve Super Precision?

71907 CD/P4ADGB Bearing features a 15° contact angle, optimised for high-precision angular contact applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 3578 lbf, it handles demanding tasks with ease.

The P4A tolerance class guarantees exceptional accuracy, making it ideal for precision machinery.

Lubricated for longevity, it operates efficiently at speeds up to 56,000 rpm.

Application

Common Applications of 71907 CD/P4ADGB Bearing
71907 CD/P4ADGB Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The universal matching design makes it versatile for various mounting configurations.

In automotive applications, 71907 CD/P4ADGB Bearing supports high-speed components like spindle systems, thanks to its light preload and phenolic cage. The P4A tolerance class guarantees consistent performance in demanding conditions.

For robotics, 71907 CD/P4ADGB Bearing excels in articulated arms, where smooth motion and low friction are essential. Its chrome steel construction provides durability, even in continuous operation.

Medical imaging devices benefit from 71907 CD/P4ADGB Bearing’s precision, ensuring stable rotation in scanners. The open seal design allows for easy lubrication, maintaining performance over time.

In aerospace systems, 71907 CD/P4ADGB Bearing handles high-speed rotations with minimal heat generation. The matched set arrangement simplifies installation, reducing downtime during maintenance.

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