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Super Precision Angular Contact Ball Bearings 71906 CE/P4A
Super Precision Angular Contact Ball Bearings 71906 CE/P4A

Super Precision Angular Contact Ball Bearings 71906 CE/P4A

The 71906 CE/P4A is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from high-quality chrome steel. Its compact 9mm width makes it suitable for tight spaces while maintaining robust performance.

Designed for angular contact loads, it handles dynamic radial loads up to 1258 lbf and spins smoothly at speeds up to 63,000 RPM. The phenolic cage ensures durability and reduces friction during operation.

With a 15° contact angle and P4 tolerance class, it offers precise movement and low vibration. Preload options and matched arrangements are available for enhanced stability in demanding setups.

Ideal for high-speed applications like machine tool spindles or precision instruments. Its open design allows easy lubrication, and it operates reliably in temperatures from -30°C to 110°C. Weighing just 0.05kg, it’s lightweight yet durable.

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Product Parameters

  • Part Number 71906 CE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 18
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1258 lbf
  • Static Radial Load 731 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 63000 rpm
  • Weight 0.05 kg
  • Price($) 216.567

Features

Performance Features of 71906 CE/P4A Bearing

71906 CE/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 1258 lbf, it handles demanding conditions reliably.
Its P4 tolerance class (ABEC-7) guarantees precision, making it suitable for high-accuracy machinery.

The open seal design allows for easy lubrication, maintaining performance over time.
A maximum speed of 63,000 rpm ensures efficiency in high-speed applications without compromising stability.

Its compact size (30 mm×47 mm×9 mm) makes it ideal for space-constrained installations.
The lightweight design (0.05 kg) reduces overall system load while maintaining strength.

Application

Key Fields for 71906 CE/P4A Bearing
71906 CE/P4A Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make it suitable for high-speed operations.

In robotics, 71906 CE/P4A Bearing supports articulated arms, providing smooth movement and low friction. Its P4 tolerance class ensures consistent performance in automated systems.

For medical imaging devices, 71906 CE/P4A Bearing’s chrome steel construction offers reliability and durability. The lubricated design helps maintain quiet operation, which is essential in sensitive environments.

Where Is 71906 CE/P4A Bearing Used?
You’ll often find 71906 CE/P4A Bearing in CNC spindles, where its high-speed capability and precision are crucial. The matched arrangement option also makes it versatile for paired applications.

In aerospace components, 71906 CE/P4A Bearing handles both radial and thrust loads efficiently. Its lightweight design and temperature tolerance make it a reliable choice for demanding conditions.

Built for Versatility: 71906 CE/P4A Bearing
71906 CE/P4A Bearing works well in 3D printers, ensuring precise layer alignment. The phenolic cage reduces vibration, improving print quality.

For electric motors, 71906 CE/P4A Bearing’s low friction design enhances efficiency. Its compatibility with SKF models makes it easy to source for repairs or upgrades.

Automotive vs Aerospace: Applications of 71906 CE/P4A Bearing
In automotive systems, 71906 CE/P4A Bearing supports gearbox components, offering durability under high loads. Its metric sizing fits seamlessly into European and Asian designs.

For aerospace applications, 71906 CE/P4A Bearing’s precision and speed rating make it ideal for flight control systems. The temperature range ensures performance in varying conditions.

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