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Inch Size Miniature Flanged Ball Bearings SFR144
Inch Size Miniature Flanged Ball Bearings SFR144

Inch Size Miniature Flanged Ball Bearings SFR144

The SFR144 is a miniature flanged ball bearing with a 0.125″ bore and 0.25″ outer diameter, crafted entirely from stainless steel for durability. It supports radial loads up to 49 lbf and can spin at speeds reaching 60,300 RPM.

Its compact size (0.0937″ width) and lightweight design (0.33g) make it ideal for tight spaces. The flange adds stability, helping the bearing stay securely in place during operation.

With an open seal design, lubrication is straightforward, ensuring smooth performance. It operates well in temperatures from -86°F to 230°F.

Perfect for small devices like precision instruments or miniature motors where reliability and space-saving are key. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number SFR144
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 7
  • Bore Dia 0.125"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.25"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.0937"
  • Width Tolerance -0.005" to 0"
  • Flange Outer Dia 0.296"
  • Flange Thickness 0.023"
  • Ball Dia 0.03941"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 49 lbf
  • Static Radial Load 15 lbf
  • Max Speed 60300 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.33 g
  • Price($) 1.3122

Features

How Does SFR144 Bearing Reduce Friction?

SFR144 Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
Its ABEC1 tolerance class guarantees precision, making it suitable for high-speed applications up to 60,300 rpm.

The open seal design allows for easy lubrication, maintaining performance over time.
With a dynamic radial load capacity of 49 lbf, it handles light to moderate loads efficiently.

SFR144 Bearing’s compact size and flanged design provide stability in confined spaces.
Its corrosion-resistant materials make it ideal for use in various environmental conditions.

Application

Common Applications of SFR144 Bearing
SFR144 Bearing is commonly used in small-scale automation, such as miniature conveyor belts or precision-guided mechanisms, where its compact size and stainless steel construction shine. The flanged design adds stability, preventing misalignment in tight spaces.

Where Is SFR144 Bearing Used?
You’ll often spot SFR144 Bearing in dental handpieces or lab equipment, where its smooth rotation and corrosion resistance are key. The open seal allows for easy lubrication, keeping performance consistent in high-speed medical tools.

Built for Heavy-Duty Use: SFR144 Bearing
Despite its small size, SFR144 Bearing handles radial loads well in industrial sensors or robotic joints. The stainless steel balls and rings ensure longevity, even in environments with temperature fluctuations.

Automotive vs Aerospace: Applications of SFR144 Bearing
In automotive dash controls or drone gimbal systems, SFR144 Bearing offers reliable motion control. Its lightweight design and ABEC1 tolerance make it versatile for both precision and everyday use.

Perfect Fit for Automation: SFR144 Bearing
SFR144 Bearing works nicely in 3D printer extruders or small servo motors, where low friction matters. The flange keeps it securely mounted, reducing vibration during high-speed printing or precise movements.

Q&A

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