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Super Precision Angular Contact Ball Bearings 719/9 ACE/P4A
Super Precision Angular Contact Ball Bearings 719/9 ACE/P4A

Super Precision Angular Contact Ball Bearings 719/9 ACE/P4A

The 719/9 ACE/P4A is a super precision angular contact ball bearing with a compact size of 9mm by 20mm by 6mm, crafted from durable chrome steel. It handles radial loads up to 439 lbf and spins at speeds up to 150,000 RPM, making it suitable for high-performance applications.

With a 25° contact angle and open design, it offers smooth operation and easy maintenance. The phenolic cage ensures stability and longevity, even under demanding conditions.

This bearing is available with preload and matched arrangements, providing flexibility for precise setups. Ideal for use in machine tools, spindles, or other high-speed equipment where accuracy is key.

Weighing just 0.008kg, it’s lightweight yet robust. Compliant with P4 tolerance standards, it ensures reliable performance in temperatures ranging from -30°C to 110°C.

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Product Parameters

  • Part Number 719/9 ACE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 9 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 20 mm
  • Outer Dia Tolerance -0.005mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 11
  • Contact Angle 25°
  • 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 439 lbf
  • Static Radial Load 165 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 150000 rpm
  • Weight 0.008 kg
  • Price($) 99.18

Features

Why Choose 719/9 ACE/P4A Bearing for Precision Tasks?

719/9 ACE/P4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 439 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at speeds up to 150,000 rpm.
With a P4 tolerance class, it delivers consistent accuracy in demanding environments.

719/9 ACE/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its compact size (9 mm×20 mm×6 mm) makes it suitable for space-constrained applications.

Application

Key Fields for 719/9 ACE/P4A Bearing
719/9 ACE/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In robotics, 719/9 ACE/P4A Bearing provides smooth movement for articulated arms, thanks to its 25° contact angle. Its compact size fits well in tight spaces without compromising performance.

For dental drills and other medical devices, 719/9 ACE/P4A Bearing offers reliable precision due to its P4 tolerance class. The chrome steel construction ensures long-lasting performance in sterile environments.

Automotive vs Aerospace: Applications of 719/9 ACE/P4A Bearing
In automotive systems, 719/9 ACE/P4A Bearing supports small gearboxes and electric motors, where its lightweight design is beneficial. The high-speed capability makes it ideal for compact, efficient designs.

Aerospace applications benefit from 719/9 ACE/P4A Bearing’s precision in navigation systems and actuators. Its ability to handle radial and axial loads simultaneously ensures dependable operation in critical conditions.

Q&A

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