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Metric Size Standard Miniature Ball Bearings SMR105 2rs
Metric Size Standard Miniature Ball Bearings SMR105 2rs

Metric Size Standard Miniature Ball Bearings SMR105 2rs

The SMR105 2rs is a small, sealed ball bearing measuring 5mm by 10mm by 4mm, made entirely from stainless steel for durability. It handles radial loads up to 74 lbf and can spin at speeds up to 45,000 RPM.

Its double rubber seals keep out dust and moisture, making it low-maintenance, while the stainless steel cage ensures smooth operation. The bearing works in temperatures from -30°C to 110°C.

With an ABEC1 tolerance class, it offers reliable performance for precision applications. Ideal for small devices like drones, model cars, or medical equipment where compact size and reliability matter.

Weighing just 1.26g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it’s safe for various uses. Regular lubrication helps maintain its performance over time.

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Product Parameters

  • Part Number SMR105 2rs
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 5 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 10 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 4 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 8
  • Ball Dia 1.2000 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Sealed
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 74 lbf
  • Static Radial Load 27 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 45000 rpm
  • Weight 1.26 g
  • Price($) 1.242

Features

How Does SMR105 2rs Bearing Reduce Friction?

SMR105 2rs Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
The sealed design helps retain lubrication, reducing wear and extending the bearing’s service life.
With a dynamic radial load capacity of 74 lbf, it handles moderate loads efficiently.
Its compact size of 5 mm×10 mm×4 mm makes it ideal for miniature applications.

Why Choose SMR105 2rs Bearing for Precision Tasks?

SMR105 2rs Bearing is designed with ABEC1 tolerance, providing consistent performance in precision tasks.
The stainless steel construction resists corrosion, making it suitable for various environments.
Its radial clearance of 0.002mm to 0.013mm ensures smooth rotation under light loads.
The sealed design protects against contaminants, maintaining reliability over time.

Engineered for Precision: SMR105 2rs Bearing

SMR105 2rs Bearing’s stainless steel components offer durability and resistance to rust.
The nitrile rubber seals keep out dust and moisture, enhancing its longevity.
With a maximum speed of 45,000 rpm, it performs well in high-speed applications.
Its lightweight design at 1.26 g makes it perfect for compact machinery.

Steel vs Ceramic Bearings: Strengths of SMR105 2rs Bearing

SMR105 2rs Bearing uses stainless steel for both rings and balls, balancing cost and performance.
The material choice ensures good corrosion resistance and moderate load capacity.
Its sealed design simplifies maintenance by retaining lubrication effectively.
The bearing’s small size and weight make it versatile for various miniature applications.

Application

Common Applications of SMR105 2rs Bearing
SMR105 2rs Bearing is widely used in small electric motors, such as those found in cooling fans or power tools, thanks to its compact size and sealed design. The stainless steel construction ensures durability even in damp or dusty environments.

In automation systems, SMR105 2rs Bearing fits neatly into robotic arms and conveyor guides, providing smooth radial motion. Its ABEC1 tolerance offers reliable performance for light to moderate loads.

For consumer electronics like printers or small appliances, SMR105 2rs Bearing’s low noise operation and minimal maintenance make it a practical choice. The nitrile rubber seals help keep contaminants out, extending its service life.

Medical devices such as dental tools or lab equipment benefit from SMR105 2rs Bearing’s precision and corrosion resistance. The lightweight design is ideal for applications where space and hygiene are critical.

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