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Inch Size Miniature Flanged Ball Bearings SFR166 2rs

Inch Size Miniature Flanged Ball Bearings SFR166 2rs

The SFR166 2rs is a miniature flanged ball bearing with a 0.1875″ bore and 0.422″ flange diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 122 lbf and spins smoothly at speeds up to 45,000 RPM.

Its sealed design with nitrile rubber shields keeps dirt out and grease in, making it low-maintenance. The flange helps secure the bearing in place during operation, ideal for compact spaces.

With a temperature range of -86°F to 230°F, it suits various environments. The bearing comes pre-lubricated but may need occasional greasing.

Perfect for small machinery, medical devices, or precision instruments where space is limited. Compliant with RoHS and REACH standards, it weighs just 0.97g for easy handling.

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Product Parameters

  • Part Number SFR166 2rs
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Sealed
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 8
  • Bore Dia 0.1875"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.375"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.125"
  • Width Tolerance -0.005" to 0"
  • Flange Outer Dia 0.422"
  • Flange Thickness 0.031"
  • Ball Dia 0.06252"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 122 lbf
  • Static Radial Load 44 lbf
  • Max Speed 45000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.97 g
  • Shield Material Nitrile Rubber
  • Price（$） 1.3122
Inch Size Miniature Flanged Ball Bearings SFR166 2rs dimension drawing
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Features

How Does SFR166 2rs Bearing Reduce Friction?

SFR166 2rs Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
The sealed design protects against contaminants, maintaining consistent performance over time.

With a dynamic radial load capacity of 122 lbf, it handles light to moderate loads efficiently.
Its compact size and flanged design make it suitable for space-constrained applications.

The ABEC1 tolerance class ensures reliable precision in various operating conditions.
SFR166 2rs Bearing’s high-speed capability of 45,000 rpm makes it ideal for fast-moving machinery.

Application

Where Is SFR166 2rs Bearing Used?
SFR166 2rs Bearing is commonly found in small-scale machinery, like dental tools or laboratory equipment, where its compact size and sealed design prevent contamination. The stainless steel construction ensures it can handle frequent cleaning and sterilisation.

In automation systems, SFR166 2rs Bearing supports precise movements in devices like robotic arms or 3D printers. Its flanged design helps with easy mounting, reducing installation time in tight spaces.

For consumer electronics, SFR166 2rs Bearing works well in devices like cooling fans or small motors, offering quiet operation and long service life. The nitrile rubber seal keeps dust out, maintaining smooth performance over time.

In industrial settings, SFR166 2rs Bearing is ideal for light-duty applications where corrosion resistance is needed, such as food processing equipment. Its ABEC1 tolerance ensures reliable performance without unnecessary precision costs.

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