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Super Precision Angular Contact Ball Bearings 71815 CD/P4DGB

Super Precision Angular Contact Ball Bearings 71815 CD/P4DGB

The 71815 CD/P4DGB is a super precision angular contact ball bearing with a 75mm bore and 95mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and light preload ensure smooth operation under radial loads up to 5152 lbf.

This open-design bearing reaches speeds of 22,000 RPM and works in temperatures from -30°C to 110°C. The phenolic cage and universal matching allow flexible arrangements like back-to-back or face-to-face setups.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy is key. Weighing 0.28kg, it’s a lightweight yet robust choice for demanding environments.

Comes as a matched set of two bearings, interchangeable with SKF models, offering reliable performance for industrial needs.

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Product Parameters

  • Part Number 71815 CD/P4DGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 33
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5152 lbf
  • Static Radial Load 7650 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.28 kg
Super Precision Angular Contact Ball Bearings 71815 CD/P4DGB dimension drawing
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Features

How Is 71815 CD/P4DGB Bearing Engineered for Reliability?

71815 CD/P4DGB Bearing features a 15° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel construction ensures durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 5152 lbf, it performs reliably in high-speed applications.
The P4 tolerance class guarantees precision, making it suitable for demanding tasks.

Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
This versatility ensures smooth operation in various setups.

The bearing’s maximum speed of 22,000 rpm highlights its efficiency and performance.
Its wide temperature range from -30°C to 110°C ensures adaptability in different environments.

Application

Common Applications of 71815 CD/P4DGB Bearing
71815 CD/P4DGB Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The universal matching feature allows flexible arrangements, making it suitable for complex setups.

In automotive applications, 71815 CD/P4DGB Bearing supports components like turbochargers and transmission systems, handling both radial and axial loads efficiently. Its light preload ensures smooth operation without excessive friction.

For robotics, 71815 CD/P4DGB Bearing provides reliable performance in articulated arms and joints, thanks to its phenolic cage reducing vibration. The P4 tolerance class guarantees consistent movement in automated processes.

Medical imaging devices benefit from 71815 CD/P4DGB Bearing’s low-noise operation and high-speed capability. The chrome steel construction ensures durability in sterile environments where reliability is critical.

Q&A

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