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Inch Size Miniature Ball Bearings R3 2rs
Inch Size Miniature Ball Bearings R3 2rs

Inch Size Miniature Ball Bearings R3 2rs

The R3 2rs is a small, sealed ball bearing measuring 0.1875″ in bore and 0.5″ in outer diameter, crafted from durable chrome steel. It handles radial loads up to 249 lbf and spins smoothly at speeds up to 43,000 RPM.

Its double rubber seals keep dirt out and grease in, while the stainless steel cage ensures reliable performance. The bearing operates in temperatures from -86°F to 230°F, making it versatile for various conditions.

With a lightweight design at just 2.95g, it’s ideal for compact applications like small motors or precision instruments. Compliant with RoHS and REACH standards, it’s a safe and practical choice for everyday use.

The ABEC1 tolerance and MC3 clearance provide a good balance of performance and affordability. Perfect for hobbyist projects or light industrial use where space is limited.

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Product Parameters

  • Part Number R3 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 7
  • Bore Dia 0.1875"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.5"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.196"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.09370"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 249 lbf
  • Static Radial Load 88 lbf
  • Max Speed 43000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.95 g
  • Price($) 0.855

Features

How Does R3 2rs Bearing Reduce Friction?

R3 2rs Bearing features chrome steel rings and balls, ensuring smooth operation with minimal friction.
The sealed design with nitrile rubber shields keeps contaminants out, maintaining consistent performance.
With a dynamic radial load capacity of 249 lbf, it handles light to moderate loads efficiently.
Its ABEC1 tolerance class ensures reliable precision for various applications.

Engineered for Precision: R3 2rs Bearing

R3 2rs Bearing is crafted for accuracy, thanks to its ABEC1 tolerance and MC3 radial clearance.
The stainless steel cage aligns the seven chrome steel balls, reducing vibration and noise.
It operates smoothly at speeds up to 43,000 rpm, ideal for high-speed applications.
The sealed design protects against dust and moisture, enhancing longevity.

What Makes R3 2rs Bearing Suitable for High-Temperature Applications?

R3 2rs Bearing withstands temperatures from -86 to 230 °F, ensuring reliable performance in varied conditions.
The chrome steel construction resists wear, while the nitrile rubber seals protect against contaminants.
Its lightweight design at just 2.95 g makes it suitable for compact, high-speed machinery.
The bearing’s precision engineering ensures consistent operation under thermal stress.

Application

Common Applications of R3 2rs Bearing
R3 2rs Bearing is widely used in small electric motors, such as those found in household appliances or power tools. Its sealed design helps keep out dust and moisture, ensuring longer service life in everyday conditions.

What Industries Rely on R3 2rs Bearing?
In automation systems, R3 2rs Bearing provides smooth rotation for components like miniature conveyor rollers or robotic joints. The compact inch sizing makes it ideal for space-constrained applications where precision matters.

Perfect Fit for Automation: R3 2rs Bearing
You’ll often spot R3 2rs Bearing in 3D printers, where its low friction and reliable performance contribute to consistent print quality. The nitrile rubber seals offer good protection while maintaining smooth operation at various speeds.

Medical vs Industrial: Where R3 2rs Bearing Excels
While R3 2rs Bearing works well in dental handpieces due to its small size, it’s equally at home in industrial sensors. The chrome steel construction provides durability across different temperature ranges and operating conditions.

How Does R3 2rs Bearing Support High-Speed Operations?
With a maximum speed rating of 43,000 rpm, R3 2rs Bearing handles fast-moving parts like cooling fans efficiently. The stainless steel cage helps maintain stability even during prolonged high-speed use.

Q&A

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