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Inch Size Miniature Flanged Ball Bearings SFR188
Inch Size Miniature Flanged Ball Bearings SFR188

Inch Size Miniature Flanged Ball Bearings SFR188

The SFR188 is a miniature flanged ball bearing with a 0.25″ bore and 0.5″ outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 310 lbf and spins smoothly at speeds up to 36,000 RPM.

Its open design allows for easy lubrication, while the stainless steel cage ensures consistent performance. The flange provides extra stability, making it easier to mount in tight spaces.

This bearing is ideal for small devices like drones or precision instruments where space is limited. It operates well in temperatures from -86°F to 230°F.

Weighing just 1.71g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a reliable choice for various applications.

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Product Parameters

  • Part Number SFR188
  • 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 8
  • Bore Dia 0.25"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.5"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.125"
  • Width Tolerance -0.005" to 0"
  • Flange Outer Dia 0.547"
  • Flange Thickness 0.023"
  • Ball Dia 0.07870"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 310 lbf
  • Static Radial Load 72 lbf
  • Max Speed 36000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.71 g
  • Price($) 1.3122

Features

How Does SFR188 Bearing Reduce Friction?

SFR188 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation with minimal friction.
Its precision design includes eight balls for balanced load distribution, enhancing efficiency.
The open seal type allows for easy lubrication, maintaining performance over time.
With a maximum speed of 36,000 rpm, it is ideal for high-speed applications.

Why Choose SFR188 Bearing for Precision Tasks?

SFR188 Bearing features a flanged design for secure mounting, preventing misalignment during operation.
The ABEC1 tolerance class ensures consistent performance in precision instruments.
Its stainless steel construction resists corrosion, making it suitable for various environments.
The radial clearance of 0.00008″ to 0.0005″ provides smooth and accurate movement.

Engineered for Precision: SFR188 Bearing

SFR188 Bearing’s single-row construction offers reliable radial load support up to 310 lbf.
The miniature size (0.25″×0.547″×0.125″) makes it perfect for compact applications.
Stainless steel components ensure durability and resistance to wear.
It operates efficiently in temperatures ranging from -86 to 230 °F.

Steel vs Ceramic Bearings: Strengths of SFR188 Bearing

SFR188 Bearing uses stainless steel for all critical components, ensuring strength and corrosion resistance.
Its dynamic radial load capacity of 310 lbf suits various industrial uses.
The lightweight design (1.71 g) reduces overall system weight.
Easy to lubricate, it maintains performance with minimal maintenance.

Application

Common Applications of SFR188 Bearing
SFR188 Bearing works well in small machinery, like dental drills or watch mechanisms, where its compact size and stainless steel build handle light loads smoothly. The open design simplifies lubrication, keeping maintenance straightforward.

Industrial Uses of SFR188 Bearing
In automation systems, SFR188 Bearing fits neatly into robotic arms or conveyor guides, thanks to its flanged design for secure mounting. Its ABEC1 tolerance ensures reliable performance without overcomplicating assembly.

Where Is SFR188 Bearing Used?
You’ll often spot SFR188 Bearing in consumer gadgets like cooling fans or small printers, where quiet operation matters. The stainless steel construction resists corrosion, even in humid environments.

Built for Versatility: SFR188 Bearing
From lab equipment to hobbyist drones, SFR188 Bearing adapts easily due to its lightweight and precise radial load handling. The flange adds stability, preventing misalignment in tight spaces.

Light-Duty vs Heavy-Duty: Best Uses for SFR188 Bearing
While SFR188 Bearing excels in low-force applications like camera lenses, it’s not suited for heavy machinery. Its high-speed capability (36k rpm) makes it ideal for precision instruments needing rapid motion.

Q&A

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