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Super Precision Angular Contact Ball Bearings 71901 CEGA/P4A
Super Precision Angular Contact Ball Bearings 71901 CEGA/P4A

Super Precision Angular Contact Ball Bearings 71901 CEGA/P4A

The 71901 CEGA/P4A is a super precision angular contact ball bearing with a compact size of 12mm by 24mm by 6mm, crafted from durable chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 486 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at high speeds, reaching up to 165,000 RPM. The extra light preload (Class A) makes it ideal for applications requiring minimal friction and precise movement.

This bearing is lubricated for easy maintenance and performs well in temperatures from -30°C to 110°C. It can be used in matched sets for back-to-back, face-to-face, or tandem arrangements.

Weighing just 0.01kg, it’s perfect for precision machinery like spindles or small instruments. Interchangeable with SKF bearings, it offers a reliable solution for high-accuracy needs.

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Product Parameters

  • Part Number 71901 CEGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 24 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 486 lbf
  • Static Radial Load 198 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 165000 rpm
  • Weight 0.01 kg

Features

Performance Features of 71901 CEGA/P4A Bearing

71901 CEGA/P4A Bearing is designed for super precision applications with a 15° contact angle, ensuring accurate angular contact performance.
The chrome steel rings and balls provide durability, while the phenolic cage enhances smooth operation.

With a dynamic radial load capacity of 486 lbf, it handles demanding tasks efficiently.
Its maximum speed of 165,000 rpm makes it suitable for high-speed applications.

The extra light preload (Class A) ensures minimal friction and optimal performance.
71901 CEGA/P4A Bearing operates reliably within a temperature range of -30°C to 110°C.

Its open design allows for easy lubrication, maintaining long-term efficiency.
The P4A tolerance class guarantees precision, making it ideal for critical applications.

Application

Key Fields for 71901 CEGA/P4A Bearing
71901 CEGA/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The extra light preload makes it suitable for applications requiring minimal friction.

In robotics, 71901 CEGA/P4A Bearing supports articulated arms, providing smooth movement and reliable performance. Its phenolic cage helps reduce weight while maintaining durability.

For dental handpieces, 71901 CEGA/P4A Bearing offers the necessary speed and precision for delicate procedures. The chrome steel construction ensures long-lasting performance in demanding medical environments.

Where Is 71901 CEGA/P4A Bearing Used?
71901 CEGA/P4A Bearing finds its place in optical instruments, where its high-speed capability and low vibration are essential. The P4A tolerance class guarantees consistent accuracy.

In small electric motors, 71901 CEGA/P4A Bearing handles radial and axial loads efficiently. Its compact size and lightweight design make it ideal for space-constrained applications.

Built for Heavy-Duty Use: 71901 CEGA/P4A Bearing
71901 CEGA/P4A Bearing is a reliable choice for industrial pumps, where its angular contact design manages combined loads effectively. The open seal type allows for easy lubrication.

In aerospace applications, 71901 CEGA/P4A Bearing ensures precise control in actuator systems. Its temperature range and high-speed performance make it suitable for extreme conditions.

Automotive vs Aerospace: Applications of 71901 CEGA/P4A Bearing
71901 CEGA/P4A Bearing is used in automotive transmissions for its ability to handle high speeds and angular loads. The metric sizing ensures compatibility with various vehicle designs.

In aerospace, 71901 CEGA/P4A Bearing supports flight control systems, where precision and reliability are critical. Its lightweight construction helps reduce overall aircraft weight.

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