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Miniature Angular Contact Ball Bearings 718/9AC

Miniature Angular Contact Ball Bearings 718/9AC

The 718/9AC is a compact angular contact ball bearing measuring 9mm by 17mm by 5mm, designed for precise applications. It comes in both sealed and open variants, offering flexibility for different needs.

With a 25° contact angle, it handles combined radial and axial loads effectively. The bearing is available with preload options for improved stability in high-precision setups.

Its universal matching design allows easy pairing with other bearings. Made with steel or ceramic balls and a nylon or phenolic cage, it balances durability and smooth operation.

Ideal for small machinery or precision instruments where space is limited. The ABEC-5 and ABEC-19 ratings ensure reliable performance in demanding conditions.

Lightweight and versatile, it suits applications requiring both speed and accuracy. The lubrication helps maintain smooth rotation over time.

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Product Parameters

  • Part Number 718/9AC
  • Brand TFL
  • Bore Dia 9 mm
  • Outer Dia 17 mm
  • Width 5 mm
  • System of Measurement Metric
  • Contact Angle 25°
  • Seal Type Sealed,Open
  • Matched Arrangement Universal matching
  • Preload Available
  • For Load Direction Angular Contact
  • Ball Material Steel,Ceramic
  • Cage Material Nylon,Phenolic
  • Lubrication Lubricated
  • ABEC Rating P5(ABEC-5),P4(ABEC-19)
Miniature Angular Contact Ball Bearings 718/9AC dimension drawing
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Features

Performance Features of 718/9AC Bearing

718/9AC Bearing is designed with a 25° contact angle, making it suitable for angular contact applications.
Its universal matching arrangement ensures flexibility in various configurations.

The bearing comes in both sealed and open options, providing choices for different lubrication needs.
With ABEC-5 and ABEC-19 ratings, it offers precision performance for high-speed operations.

Available with steel or ceramic balls, 718/9AC Bearing caters to diverse material preferences.
The nylon or phenolic cage enhances durability while maintaining smooth operation.

Application

Ideal for Precision: 718/9AC Bearing
The 718/9AC Bearing is a great fit for small industrial equipment like precision spindles, where its 25° contact angle helps manage combined loads smoothly. Its compact size (9mm×17mm×5mm) makes it ideal for tight spaces without sacrificing performance.

In robotics, 718/9AC Bearing works well in joint assemblies, thanks to its universal matching design and optional preload for reduced play. The choice between steel or ceramic balls allows flexibility based on speed or corrosion resistance needs.

For dental handpieces or lab instruments, 718/9AC Bearing’s sealed variants keep contaminants out while maintaining quiet operation. The ABEC-5/P5 rating ensures consistent accuracy for sensitive medical applications.

Home appliances like high-end blenders benefit from 718/9AC Bearing’s nylon cage, which reduces noise during high-speed mixing. Its lubricated design also extends service life in daily use scenarios.

In 3D printers, 718/9AC Bearing’s phenolic cage option handles rapid directional changes well, improving print head stability. The metric sizing simplifies compatibility with European and Asian printer models.

Q&A

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