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Super Precision Angular Contact Ball Bearings 71930 CD/P4ADGC

Super Precision Angular Contact Ball Bearings 71930 CD/P4ADGC

The 71930 CD/P4ADGC is a super precision angular contact ball bearing with a 150mm bore and 210mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 41850 lbf and operates smoothly at speeds up to 11000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for complex setups. The phenolic cage ensures durability and reduces friction during high-speed rotation.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Weighing 5kg, it’s robust yet manageable for its size. Compliant with precision class P4A, it’s interchangeable with SKF models.

Perfect for machine tools or high-precision equipment where accuracy and load handling are crucial. The matched set of two bearings offers added stability for demanding applications.

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Product Parameters

  • Part Number 71930 CD/P4ADGC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 210 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 23
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 41850 lbf
  • Static Radial Load 58500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 5 kg
  • Price（$） 1636.65
Super Precision Angular Contact Ball Bearings 71930 CD/P4ADGC dimension drawing
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Features

Performance Features of 71930 CD/P4ADGC Bearing

71930 CD/P4ADGC Bearing is designed with a 15° contact angle, providing precise angular contact for high-speed applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

The bearing supports dynamic radial loads up to 41,850 lbf, making it suitable for demanding industrial uses.
With a maximum speed of 11,000 rpm, it balances performance and efficiency in precision tasks.

71930 CD/P4ADGC Bearing operates in temperatures from -30°C to 110°C, ensuring reliability in varied conditions.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The moderate preload (Class C) enhances stability, reducing vibration during high-speed rotation.
Its P4A tolerance class guarantees precision, making it ideal for applications requiring tight tolerances.

Application

Industrial Uses of 71930 CD/P4ADGC Bearing
71930 CD/P4ADGC Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The universal matching design allows for flexible arrangements, making it suitable for complex setups.

Where Is 71930 CD/P4ADGC Bearing Used?
In automotive applications, 71930 CD/P4ADGC Bearing supports high-speed spindle systems, providing stability and durability. Its phenolic cage reduces friction, enhancing performance in demanding conditions.

Built for Heavy-Duty Use: 71930 CD/P4ADGC Bearing
For robotics and automation, 71930 CD/P4ADGC Bearing offers reliable performance in robotic arms and CNC machines. The P4A tolerance class ensures precision, even under heavy loads.

Medical vs Industrial: Where 71930 CD/P4ADGC Bearing Excels
In medical imaging devices, 71930 CD/P4ADGC Bearing’s chrome steel construction ensures smooth operation. Its moderate preload makes it equally effective in industrial gearboxes.

Key Fields for 71930 CD/P4ADGC Bearing
71930 CD/P4ADGC Bearing is ideal for aerospace applications, where its high-speed capability and precision are critical. The lubricated design also extends its service life in harsh environments.

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