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Super Precision Angular Contact Ball Bearings 71830 CDGC/P4

Super Precision Angular Contact Ball Bearings 71830 CDGC/P4

The 71830 CDGC/P4 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 15° contact angle and moderate preload for balanced performance.

This bearing handles radial loads up to 11700 lbf and reaches speeds of 11000 RPM, making it suitable for high-speed applications. Its open design allows for easy lubrication, while the phenolic cage ensures durability.

With a tolerance class of P4, it offers excellent precision for demanding tasks. The bearing operates smoothly in temperatures from -30°C to 110°C and weighs 1.1kg.

Ideal for precision machinery like spindles or CNC equipment, it can be paired in back-to-back, face-to-face, or tandem arrangements. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number 71830 CDGC/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 15°
  • 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 11700 lbf
  • Static Radial Load 16200 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 CDGC/P4 dimension drawing
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Features

Performance Features of 71830 CDGC/P4 Bearing

71830 CDGC/P4 Bearing features a 15° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel construction ensures durability and consistent performance under high stress.

With a dynamic radial load capacity of 11700 lbf, it excels in demanding applications.
The phenolic cage maintains ball alignment, reducing friction and wear.

Operating at speeds up to 11,000 rpm, 71830 CDGC/P4 Bearing balances speed and precision.
Its P4 tolerance class guarantees high accuracy for super precision tasks.

The moderate preload (Class C) enhances stability without compromising smooth operation.
It performs reliably within a temperature range of -30°C to 110°C.

Application

Key Fields for 71830 CDGC/P4 Bearing
71830 CDGC/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 minimal friction and heat generation.

In robotics, 71830 CDGC/P4 Bearing supports articulated arms and joints, providing smooth angular contact under dynamic loads. Its chrome steel construction offers durability in repetitive motion scenarios.

For aerospace components, 71830 CDGC/P4 Bearing’s ability to handle radial and axial loads makes it ideal for flight control systems. The temperature range of -30°C to 110°C ensures reliability in varying environmental conditions.

In medical imaging devices, 71830 CDGC/P4 Bearing’s precision and low noise operation are crucial for maintaining image clarity. The lubricated design reduces maintenance needs in sensitive equipment.

Automotive testing rigs often use 71830 CDGC/P4 Bearing for its ability to withstand high-speed rotations and radial loads. The universal matching feature allows for flexible configurations in back-to-back or tandem arrangements.

Q&A

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