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Super Precision Angular Contact Ball Bearings 71830 CD/P4DGA

Super Precision Angular Contact Ball Bearings 71830 CD/P4DGA

The 71830 CD/P4DGA is a super precision angular contact ball bearing with a 150mm bore and 190mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and is lubricated for smooth operation.

This bearing handles radial loads up to 18720 lbf and spins at speeds up to 11000 RPM. Its extra-light preload ensures minimal friction, making it ideal for high-precision applications.

The open design and phenolic cage offer durability and easy maintenance. It comes in a matched set of two, suitable for universal mounting arrangements like back-to-back or face-to-face.

Perfect for machine tools or high-speed spindles, it operates reliably in temperatures from -30°C to 110°C. Weighing 2.2kg, it balances strength and precision for demanding tasks.

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Product Parameters

  • Part Number 71830 CD/P4DGA
  • 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 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 35
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 18720 lbf
  • Static Radial Load 32850 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 2.2 kg
Super Precision Angular Contact Ball Bearings 71830 CD/P4DGA dimension drawing
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Features

Performance Features of 71830 CD/P4DGA Bearing

71830 CD/P4DGA Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 15° contact angle ensures optimal load distribution, making it suitable for angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 18720 lbf, it handles demanding conditions effortlessly.

Designed for universal matching, 71830 CD/P4DGA Bearing supports various configurations like back-to-back or tandem.
Its extra light preload (Class A) ensures smooth operation, even at high speeds up to 11,000 rpm.

Operating within -30°C to 110°C, 71830 CD/P4DGA Bearing performs reliably in diverse environments.
The open seal design allows easy lubrication, maintaining efficiency over time.

Application

Key Fields for 71830 CD/P4DGA Bearing
71830 CD/P4DGA Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load distribution. The universal matching feature allows flexible arrangement in back-to-back or face-to-face configurations.

In aerospace applications, 71830 CD/P4DGA Bearing supports critical components like turbine shafts, thanks to its extra-light preload and P4 tolerance class. The phenolic cage reduces friction, making it suitable for high-speed operations.

For robotics, 71830 CD/P4DGA Bearing provides smooth motion in articulated arms and joints, where precision and durability are essential. Its chrome steel construction ensures long service life even in demanding environments.

Automotive testing equipment often relies on 71830 CD/P4DGA Bearing for its consistent performance under dynamic loads. The open design simplifies lubrication, maintaining efficiency during prolonged use.

In medical imaging devices, 71830 CD/P4DGA Bearing’s low vibration characteristics enhance scan accuracy. The metric dimensions make it compatible with a variety of European-designed systems.

Q&A

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