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Super Precision Angular Contact Ball Bearings 71830 ACDGA/HCP4

Super Precision Angular Contact Ball Bearings 71830 ACDGA/HCP4

The 71830 ACDGA/HCP4 is a super precision angular contact ball bearing with a 150mm bore and 190mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 10980 lbf and reaches speeds of 11000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability while maintaining low friction.

The open design allows for easy lubrication, and it operates efficiently in temperatures from -30°C to 110°C. With a P4 tolerance class, it offers exceptional precision.

Ideal for machine tools or high-speed spindles, this bearing comes in matched sets for versatile mounting options (back-to-back, face-to-face, or tandem). Weighing 0.98kg, it balances strength and precision.

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Product Parameters

  • Part Number 71830 ACDGA/HCP4
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • 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 0.98 kg
Super Precision Angular Contact Ball Bearings 71830 ACDGA/HCP4 dimension drawing
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Features

Performance Features of 71830 ACDGA/HCP4 Bearing

71830 ACDGA/HCP4 Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle allows efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 11,000 rpm, it is ideal for high-speed applications.

How Does 71830 ACDGA/HCP4 Bearing Achieve High Precision?

71830 ACDGA/HCP4 Bearing meets P4 tolerance class standards, offering exceptional accuracy for demanding tasks.
The ceramic balls reduce friction and heat generation, improving efficiency.
Its extra light preload ensures smooth operation without unnecessary resistance.
The open design allows for easy lubrication, maintaining optimal performance over time.

Built for Reliability: 71830 ACDGA/HCP4 Bearing

71830 ACDGA/HCP4 Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
It can handle dynamic radial loads up to 10,980 lbf, making it suitable for heavy-duty use.
The bearing operates efficiently within a temperature range of -30°C to 110°C.
Its universal matching capability allows flexible arrangement options for various applications.

Steel vs Ceramic Bearings: Strengths of 71830 ACDGA/HCP4 Bearing

71830 ACDGA/HCP4 Bearing combines chrome steel rings with ceramic balls for superior performance.
This hybrid design offers reduced weight and lower friction compared to all-steel bearings.
The ceramic balls also resist wear better, extending the bearing’s service life.
With a static radial load capacity of 15,300 lbf, it ensures reliable operation under heavy loads.

Application

Where Is 71830 ACDGA/HCP4 Bearing Used?
71830 ACDGA/HCP4 Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

In robotics, 71830 ACDGA/HCP4 Bearing provides precise motion control for articulated arms and joints. Its P4 tolerance class makes it suitable for applications demanding tight rotational accuracy.

For aerospace components, 71830 ACDGA/HCP4 Bearing’s lightweight design and high-speed capability are ideal for actuators and control systems. The chrome steel rings offer durability in demanding environments.

Automotive testing equipment often relies on 71830 ACDGA/HCP4 Bearing for its ability to handle dynamic loads smoothly. The extra-light preload ensures minimal vibration during high-precision measurements.

Q&A

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