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Metric Size Miniature Flanged Ball Bearings SF679
Metric Size Miniature Flanged Ball Bearings SF679

Metric Size Miniature Flanged Ball Bearings SF679

The SF679 is a compact radial ball bearing with a 9mm bore and 14mm outer diameter, crafted entirely from stainless steel for durability. It supports radial loads up to 158 lbf and spins smoothly at speeds up to 32,400 RPM.

Its open design simplifies lubrication, while the stainless steel cage ensures consistent performance. The bearing operates reliably in temperatures from -30°C to 110°C.

With a lightweight build at just 1.57g, it’s ideal for small, high-speed applications like precision instruments or small motors. The flange adds stability, making it easier to mount securely.

Compliant with RoHS and REACH standards, this bearing is a practical choice for environments requiring corrosion resistance and reliability. Its ABEC1 tolerance ensures decent precision for everyday use.

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Product Parameters

  • Part Number SF679
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 9 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 14 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 15.5 mm
  • Flange Thickness 0.8 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 12
  • Ball Dia 1.5880 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 158 lbf
  • Static Radial Load 76 lbf
  • Max Speed 32400 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.57 g
  • Price($) 1.62

Features

How Does SF679 Bearing Achieve High-Speed Performance?

SF679 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation at high speeds.
Its maximum speed of 32,400 rpm makes it suitable for precision applications requiring rapid rotation.
The open design allows for easy lubrication, maintaining performance over extended periods.
With a dynamic radial load capacity of 158 lbf, it balances speed and durability effectively.

Why Choose SF679 Bearing for Precision Tasks?

SF679 Bearing features a single-row design with 12 stainless steel balls for consistent radial load distribution.
The ABEC1 tolerance class ensures reliable precision in applications where accuracy is crucial.
Its compact dimensions (9 mm bore, 14 mm outer diameter) make it ideal for space-constrained installations.
The stainless steel construction resists corrosion, enhancing longevity in various environments.

Engineered for Efficiency: SF679 Bearing

SF679 Bearing’s stainless steel cage keeps the balls aligned, reducing friction and wear.
The radial clearance of 0.002mm to 0.013mm ensures smooth operation under light to moderate loads.
Weighing just 1.57 grams, it is perfect for applications where minimal weight is a priority.
Its temperature range of -30° to 110°C allows for reliable performance in diverse conditions.

Application

Common Applications of SF679 Bearing
SF679 Bearing is widely used in small electric motors, such as those found in cooling fans and power tools, due to its compact size and high-speed capability. The stainless steel construction ensures it performs well in environments where corrosion resistance is needed.

In automation systems, SF679 Bearing is a reliable choice for precision components like robotic arms and 3D printers. Its open design allows for easy lubrication, which helps maintain smooth operation over time.

For consumer electronics, SF679 Bearing is often found in devices like printers and small household appliances. The lightweight design and high rpm rating make it suitable for applications where space and efficiency are key.

Medical devices, such as dental tools and lab equipment, also benefit from SF679 Bearing’s precision and durability. The low friction and consistent performance are ideal for sensitive instruments requiring reliable movement.

Automotive applications like small sensors and actuators frequently use SF679 Bearing due to its ability to handle radial loads efficiently. The metric sizing ensures compatibility with a variety of international vehicle components.

Q&A

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