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Super Precision Angular Contact Ball Bearings 71918 CD/P4ADBA
Super Precision Angular Contact Ball Bearings 71918 CD/P4ADBA

Super Precision Angular Contact Ball Bearings 71918 CD/P4ADBA

The 71918 CD/P4ADBA is a super precision angular contact ball bearing, measuring 90mm by 125mm by 36mm. Made from chrome steel, it’s designed for high-speed operations up to 15,000 RPM and handles radial loads up to 17,122 lbf.

With a 15° contact angle and open design, it offers smooth performance in matched pairs for balanced loads. The phenolic cage ensures durability while keeping the bearing lightweight at 1.1kg.

Ideal for precision machinery like spindles or CNC tools, it works in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees accuracy, making it a reliable choice for demanding applications.

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Product Parameters

  • Part Number 71918 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 26
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17122 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.1 kg

Features

Performance Features of 71918 CD/P4ADBA Bearing

71918 CD/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for precision tasks.
Its chrome steel rings and balls provide strong resistance to radial loads, with a dynamic capacity of 17122 lbf.
The phenolic cage ensures smooth operation at high speeds, up to 15,000 rpm.
With an extra light preload, it delivers consistent performance in demanding applications.

How Is 71918 CD/P4ADBA Bearing Engineered for Reliability?

71918 CD/P4ADBA Bearing features a matched arrangement of two bearings, enhancing stability under angular contact loads.
The P4A tolerance class ensures high precision, making it suitable for critical applications.
Its open design allows for easy lubrication, maintaining performance in temperatures from -30°C to 110°C.
The 26 chrome steel balls and phenolic cage work together to reduce friction and wear.

Built for Precision: 71918 CD/P4ADBA Bearing

71918 CD/P4ADBA Bearing’s chrome steel construction offers durability, with a static radial load capacity of 22950 lbf.
The 11.112 mm ball diameter and 26-ball configuration ensure smooth, high-speed operation.
Its extra light preload and P4A tolerance class make it ideal for precision machinery.
The matched bearing set provides reliable performance in angular contact applications.

Application

Essential Roles of 71918 CD/P4ADBA Bearing
In high-precision machine tools, 71918 CD/P4ADBA Bearing ensures smooth operation with its angular contact design, ideal for handling both radial and axial loads. The phenolic cage offers quiet performance, making it suitable for environments where noise reduction is important.

Where Is 71918 CD/P4ADBA Bearing Used?
You’ll often find 71918 CD/P4ADBA Bearing in automotive transmissions, where its extra light preload enhances efficiency and reduces friction. Its chrome steel construction also provides durability under high-speed conditions.

Perfect Fit for Automation: 71918 CD/P4ADBA Bearing
For robotic arms and automated systems, 71918 CD/P4ADBA Bearing delivers reliable performance with its matched arrangement. The P4A tolerance class ensures precision in repetitive tasks.

Medical vs Industrial: Where 71918 CD/P4ADBA Bearing Excels
In medical imaging devices, 71918 CD/P4ADBA Bearing’s low vibration is crucial for clear results. Meanwhile, industrial pumps benefit from its ability to handle heavy loads without compromising accuracy.

Practical Applications of 71918 CD/P4ADBA Bearing
71918 CD/P4ADBA Bearing is a go-to choice for 3D printers, where its high-speed capability and precision support detailed printing. The lubricated design also minimises maintenance needs for long-term use.

Q&A

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