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Metric Size Miniature Flanged Ball Bearings SF679 2rs
Metric Size Miniature Flanged Ball Bearings SF679 2rs

Metric Size Miniature Flanged Ball Bearings SF679 2rs

The SF679 2rs is a small, sealed ball bearing with a 9mm bore and 14mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 158 lbf and spins remarkably fast, reaching speeds of 32,400 RPM.

Its sealed design keeps dirt out and grease in, making it low-maintenance for long-term use. The stainless steel cage and balls ensure smooth operation even under stress.

With a compact width of just 4.5mm and a lightweight 2.20g build, it fits neatly into tight spaces. The flange adds stability, preventing misalignment during installation.

Ideal for high-speed applications like small motors or precision instruments, it performs reliably between -30°C and 110°C. Compliant with RoHS and REACH standards, it’s a safe choice for various industries.

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Product Parameters

  • Part Number SF679 2rs
  • 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 4.5 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 Sealed
  • 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 2.20 g
  • Shield Material Nitrile Rubber
  • Price($) 1.62

Features

How Does SF679 2rs Bearing Achieve High-Speed Performance?

SF679 2rs 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 sealed design of SF679 2rs Bearing protects against contaminants, enhancing durability.
With a dynamic radial load capacity of 158 lbf, it delivers reliable performance in compact spaces.

SF679 2rs Bearing’s stainless steel cage maintains ball alignment, reducing friction and wear.
Its ABEC1 tolerance class ensures consistent performance for various radial load applications.

Application

Common Applications of SF679 2rs Bearing
SF679 2rs Bearing works well in small electric motors, like those found in household appliances or office equipment. Its sealed design keeps dust out, ensuring smooth operation over time.

In automotive applications, SF679 2rs Bearing fits neatly into components such as window regulators or wiper motors. The stainless steel construction resists corrosion, even in damp conditions.

For medical devices, SF679 2rs Bearing’s compact size and high-speed capability make it suitable for precision instruments. The nitrile rubber seal helps maintain cleanliness in sensitive environments.

Where Is SF679 2rs Bearing Used?
You’ll often spot SF679 2rs Bearing in computer cooling fans, where its low noise and high rpm range are ideal. The small flange outer dia makes it easy to install in tight spaces.

In robotics, SF679 2rs Bearing supports lightweight joints or grippers that need reliable movement. The ABEC1 tolerance ensures consistent performance without unnecessary complexity.

Built for Versatility: SF679 2rs Bearing
SF679 2rs Bearing handles both radial loads and moderate speeds in devices like handheld power tools. Its stainless steel balls reduce wear, even with frequent use.

For 3D printers, SF679 2rs Bearing’s precise dimensions help maintain accurate print head movements. The sealed design also protects against filament dust buildup.

Light-Duty vs Heavy-Duty: Best Uses for SF679 2rs Bearing
In light-duty scenarios like model-making equipment, SF679 2rs Bearing offers smooth rotation without adding bulk. The 4.5mm width keeps assemblies compact.

For heavier small-scale applications, such as drone motors, SF679 2rs Bearing’s dynamic load capacity provides durability. The 32400 rpm max speed suits high-performance needs.

Q&A

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