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Super Precision Angular Contact Ball Bearings 71830 CD/P4DGC
Super Precision Angular Contact Ball Bearings 71830 CD/P4DGC

Super Precision Angular Contact Ball Bearings 71830 CD/P4DGC

The 71830 CD/P4DGC is a super precision angular contact ball bearing with a 150mm bore and 190mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 18720 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 mounting. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Its P4 tolerance class guarantees high precision for demanding applications.

Ideal for machine tools or high-speed spindles where accuracy is crucial. Weighing 2.2kg, it comes as a matched set of two bearings for balanced performance. Interchangeable with SKF models for hassle-free replacements.

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Product Parameters

  • Part Number 71830 CD/P4DGC
  • 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 Moderate / Class C
  • 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

Features

Performance Features of 71830 CD/P4DGC Bearing

71830 CD/P4DGC Bearing is crafted with chrome steel rings and balls, offering high resistance to radial and angular contact loads.
Its dynamic radial load capacity of 18720 lbf ensures stable performance in precision applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 11,000 rpm, it delivers efficient operation for high-speed machinery.

Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
This adaptability makes 71830 CD/P4DGC Bearing suitable for diverse industrial needs.

Operating between -30°C to 110°C, it performs reliably in varying temperature conditions.
The open design simplifies lubrication, ensuring smooth and consistent performance.

Application

Essential Roles of 71830 CD/P4DGC Bearing
71830 CD/P4DGC Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The universal matching design allows flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71830 CD/P4DGC Bearing supports critical components like turbine shafts, thanks to its moderate preload and P4 tolerance class. The phenolic cage reduces friction, enhancing performance at high speeds.

For robotics, 71830 CD/P4DGC Bearing’s chrome steel construction provides durability in articulated arms and joints. Its open design simplifies lubrication, ensuring smooth operation in automated systems.

Medical imaging devices benefit from 71830 CD/P4DGC Bearing’s precision, particularly in rotating parts of scanners. The balanced load distribution minimises vibration, crucial for clear imaging results.

In electric vehicle motors, 71830 CD/P4DGC Bearing handles angular loads efficiently, contributing to longer component life. The metric sizing ensures compatibility with various European and Asian motor designs.

Q&A

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