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Super Precision Angular Contact Ball Bearings 71830 ACDGC/P4

Super Precision Angular Contact Ball Bearings 71830 ACDGC/P4

The 71830 ACDGC/P4 is a super precision angular contact ball bearing with a 150mm bore and 190mm outer diameter, designed for high-performance applications. Its 25° contact angle and moderate preload ensure smooth handling of combined radial and thrust loads.

Made from chrome steel with a phenolic cage, it offers durability and can handle dynamic radial loads up to 10980 lbf. It spins efficiently at speeds up to 11000 RPM and operates in temperatures from -30°C to 110°C.

This bearing is part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face mounting. Its P4 tolerance class ensures exceptional precision for demanding machinery.

Ideal for high-speed spindles, machine tools, or precision equipment where accuracy and reliability are crucial. Weighing 1.1kg, it’s a robust yet manageable component for industrial use.

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Product Parameters

  • Part Number 71830 ACDGC/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 190 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 35
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 10980 lbf
  • Static Radial Load 15300 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 1.1 kg
Super Precision Angular Contact Ball Bearings 71830 ACDGC/P4 dimension drawing
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Features

Performance Features of 71830 ACDGC/P4 Bearing

71830 ACDGC/P4 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 10980 lbf.

Its phenolic cage ensures smooth operation at high speeds, reaching up to 11,000 rpm.
The P4 tolerance class guarantees precision, making it suitable for demanding industrial uses.

71830 ACDGC/P4 Bearing operates efficiently in temperatures from -30°C to 110°C.
With moderate preload (Class C), it maintains stability and reduces vibration during operation.

The open design allows for easy lubrication, extending the bearing’s service life.
Its universal matching capability enables flexible arrangements like back-to-back or face-to-face configurations.

Application

Industrial Uses of 71830 ACDGC/P4 Bearing
71830 ACDGC/P4 Bearing is commonly used in high-precision machine tools, where its moderate preload and P4 tolerance ensure accurate spindle performance. The open design and phenolic cage make it suitable for applications requiring frequent lubrication.

Where Is 71830 ACDGC/P4 Bearing Used?
In automotive systems, 71830 ACDGC/P4 Bearing supports components like wheel hubs and transmissions, thanks to its angular contact design and chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle models.

Built for Heavy-Duty Use: 71830 ACDGC/P4 Bearing
71830 ACDGC/P4 Bearing excels in robotics and automation, particularly in robotic arms and CNC machines, where its dynamic radial load capacity is essential. The 25° contact angle provides stability during high-speed operations.

Medical vs Industrial: Where 71830 ACDGC/P4 Bearing Excels
For medical imaging devices, 71830 ACDGC/P4 Bearing offers reliable performance due to its precision and temperature stability. In industrial settings, it’s favoured for its durability in heavy machinery like compressors and pumps.

Practical Applications of 71830 ACDGC/P4 Bearing
71830 ACDGC/P4 Bearing is a popular choice in 3D printers, where its high-speed capability and precision are crucial. The phenolic cage reduces friction, ensuring smooth operation in continuous use scenarios.

Q&A

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