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Super Precision Angular Contact Ball Bearings 71918 CD/P4A
Super Precision Angular Contact Ball Bearings 71918 CD/P4A

Super Precision Angular Contact Ball Bearings 71918 CD/P4A

The 71918 CD/P4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 10688 lbf.

Its 15° contact angle and P4 tolerance class ensure smooth, accurate rotation at speeds up to 16000 RPM. The phenolic cage offers durability while keeping the bearing lightweight at just 0.55kg.

This open-design bearing comes pre-lubricated for immediate use and performs reliably in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or medical equipment.

Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades where precision is key. The 26-ball design balances load distribution for consistent performance.

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Product Parameters

  • Part Number 71918 CD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 26
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 10688 lbf
  • Static Radial Load 11475 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.55 kg
  • Price($) 229.689

Features

Performance Features of 71918 CD/P4A Bearing

71918 CD/P4A Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 15° contact angle ensures efficient load distribution, enhancing performance in high-speed operations.

The phenolic cage maintains ball alignment, reducing friction and noise during use.
With a dynamic radial load capacity of 10688 lbf, it handles demanding tasks reliably.

71918 CD/P4A Bearing operates smoothly at speeds up to 16,000 rpm, making it suitable for precision machinery.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Application

Key Fields for 71918 CD/P4A Bearing
71918 CD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The open seal type allows for efficient lubrication, maintaining performance in demanding industrial settings.

In automotive applications, 71918 CD/P4A Bearing supports components like wheel hubs and transmissions, thanks to its robust chrome steel construction. The 15° contact angle provides stability under both radial and axial loads.

For automation systems, 71918 CD/P4A Bearing is ideal for robotic arms and CNC machines, where its P4 tolerance class guarantees minimal vibration. The phenolic cage material also reduces friction, enhancing longevity in continuous operation.

Medical imaging devices benefit from 71918 CD/P4A Bearing’s precision and reliability, ensuring smooth operation in critical diagnostics. Its temperature range of -30° to 110°C makes it suitable for various clinical environments.

In consumer electronics, 71918 CD/P4A Bearing can be found in high-end printers and optical equipment, where quiet and efficient performance is essential. The balanced load capacity ensures consistent operation over time.

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