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Metric Size Miniature Flanged Ball Bearings SF693
Metric Size Miniature Flanged Ball Bearings SF693

Metric Size Miniature Flanged Ball Bearings SF693

The SF693 is a compact radial ball bearing with a 3mm bore and 8mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 96 lbf and spins at impressive speeds up to 54,000 RPM.

Its open design simplifies lubrication, while the stainless steel cage ensures smooth operation. The bearing includes a small flange for secure mounting, with a flange diameter of 9.5mm.

With a radial clearance of 0.002mm to 0.013mm, it offers precise movement for delicate applications. Ideal for small devices like precision instruments or miniature motors where space is limited.

Weighing just 0.71g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it operates in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number SF693
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 3 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 8 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 9.5 mm
  • Flange Thickness 0.7 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 6
  • 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 96 lbf
  • Static Radial Load 23 lbf
  • Max Speed 54000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.71 g
  • Price($) 1.62

Features

How Does SF693 Bearing Achieve High-Speed Performance?

SF693 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation at speeds up to 54,000 rpm.
Its single-row design and open seal type allow for efficient lubrication, reducing friction during high-speed use.

The radial clearance of 0.002mm to 0.013mm ensures precise movement, ideal for applications requiring accuracy.
With a dynamic radial load capacity of 96 lbf, it balances speed and durability in compact designs.

SF693 Bearing’s lightweight construction at just 0.71g makes it suitable for miniature applications.
The stainless steel cage maintains ball alignment, enhancing longevity even under continuous use.

Application

Essential Roles of SF693 Bearing
SF693 Bearing is commonly used in small electric motors, such as those found in cooling fans or power tools, where its compact size and high-speed capability are ideal. The stainless steel construction ensures durability in both dry and lubricated conditions.

How Does SF693 Bearing Improve Performance?
In precision instruments like optical devices or small gauges, SF693 Bearing provides smooth rotation with minimal friction. Its open design allows for easy lubrication, extending service life in sensitive applications.

Perfect Fit for Automation: SF693 Bearing
SF693 Bearing works well in robotic arms and small automated systems, where its lightweight design and high rpm tolerance support precise movements. The metric sizing makes it compatible with many standard components.

Medical vs Industrial: Where SF693 Bearing Excels
In medical devices like dental tools or lab equipment, SF693 Bearing offers reliable performance due to its corrosion-resistant materials. For industrial uses, it handles light loads in machinery like conveyor guides effectively.

Q&A

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