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Inch Size Miniature Flanged Ball Bearings SFR2

Inch Size Miniature Flanged Ball Bearings SFR2

The SFR2 is a miniature flanged ball bearing with a compact size of 0.125″×0.44″×0.1562″, made entirely from stainless steel for durability. It handles radial loads up to 109 lbf and spins smoothly at speeds up to 50,400 RPM.

Its open design allows for easy lubrication, while the flange provides secure mounting in tight spaces. The bearing operates well in temperatures ranging from -86°F to 230°F.

With ABEC1 precision and MC3 radial clearance, it offers reliable performance for small-scale applications. Ideal for use in miniature motors, medical devices, or precision instruments where space is limited.

Weighing just 1.2 grams, it’s lightweight yet sturdy, and complies with RoHS and REACH standards for safe usage.

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Product Parameters

  • Part Number SFR2
  • 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 0.375"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.1562"
  • Width Tolerance -0.005" to 0"
  • Flange Outer Dia 0.44"
  • Flange Thickness 0.030"
  • Ball Dia 0.06252"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 109 lbf
  • Static Radial Load 35 lbf
  • Max Speed 50400 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.2 g
  • Price（$） 1.3122
Inch Size Miniature Flanged Ball Bearings SFR2 dimension drawing
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Features

How Does SFR2 Bearing Reduce Friction?

SFR2 Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
The open design allows for easy lubrication, further reducing wear during high-speed rotations.

With a dynamic radial load capacity of 109 lbf, SFR2 Bearing handles light to moderate loads efficiently.
Its ABEC1 tolerance class ensures consistent performance in precision applications.

The flanged design provides added stability, preventing misalignment during operation.
SFR2 Bearing’s compact size makes it ideal for use in miniature machinery and instruments.

Application

Common Applications of SFR2 Bearing
SFR2 Bearing is commonly used in small industrial equipment, such as miniature motors and precision instruments, where its compact size and radial load capacity are beneficial. The stainless steel construction ensures durability in various operating conditions.

Where Is SFR2 Bearing Used?
You’ll often find SFR2 Bearing in consumer electronics like printers and small fans, thanks to its lightweight design and smooth operation. Its inch sizing makes it a good fit for applications requiring precise measurements.

Ideal for Precision: SFR2 Bearing
SFR2 Bearing works well in medical devices, such as dental tools or lab equipment, where reliability and cleanliness are key. The open seal design allows for easy lubrication, maintaining performance over time.

Automotive vs Aerospace: Applications of SFR2 Bearing
In automotive applications, SFR2 Bearing can be used in small actuators or sensors, while in aerospace, it suits lightweight mechanisms due to its minimal weight. The ABEC1 tolerance ensures consistent performance in both fields.

Practical Applications of SFR2 Bearing
For automation and robotics, SFR2 Bearing is a solid choice for joints or small moving parts, offering smooth motion and low friction. The flange design helps with secure mounting in tight spaces.

Q&A

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