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Metric Size Miniature Flanged Ball Bearings SF682 2rs
Metric Size Miniature Flanged Ball Bearings SF682 2rs

Metric Size Miniature Flanged Ball Bearings SF682 2rs

The SF682 2RS is a small, sealed ball bearing with a 2mm bore and 5mm outer diameter, made entirely from stainless steel for durability. It handles radial loads up to 29 lbf and spins at an impressive 76,500 RPM, making it suitable for high-speed applications.

Its double rubber seals keep out dust and moisture, while the stainless steel cage ensures smooth operation. The bearing operates in temperatures from -30°C to 110°C and requires lubrication for optimal performance.

With a compact width of just 2.3mm and a lightweight design at 0.19g, it’s ideal for small devices like precision instruments or miniature motors. The flange adds extra stability during installation.

Compliant with RoHS and REACH standards, this bearing is a reliable choice for applications needing both speed and corrosion resistance. Its ABEC1 tolerance ensures consistent performance in everyday use.

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Product Parameters

  • Part Number SF682 2rs
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 2 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 5 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.3 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 6.1 mm
  • Flange Thickness 0.6 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 6
  • Ball Dia 0.8000 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Sealed
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 29 lbf
  • Static Radial Load 8 lbf
  • Max Speed 76500 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.19 g
  • Shield Material Nitrile Rubber
  • Price($) 3.06

Features

How Does SF682 2rs Bearing Achieve High-Speed Performance?

SF682 2rs Bearing is crafted with stainless steel rings and balls, ensuring smooth operation even at high speeds.
Its maximum speed of 76,500 rpm makes it suitable for precision applications requiring rapid rotation.
The sealed design with nitrile rubber shields protects against contaminants, enhancing durability.
With a dynamic radial load capacity of 29 lbf, it balances performance and reliability in compact spaces.

Application

Where Is SF682 2rs Bearing Used?
SF682 2rs Bearing is commonly used in small electric motors, such as those found in drones or miniature fans, thanks to its compact size and high-speed capability. The sealed design helps keep out dust and moisture, ensuring longer service life.

In medical devices like insulin pumps or hearing aids, SF682 2rs Bearing provides smooth, quiet operation due to its stainless steel construction. Its precision makes it suitable for applications where reliability is key.

For hobbyist projects, SF682 2rs Bearing is a popular choice in model-making or DIY electronics due to its affordability and ease of installation. The lightweight design doesn’t add unnecessary bulk to small-scale builds.

In office equipment like printers or scanners, SF682 2rs Bearing ensures consistent performance in moving parts. The nitrile rubber seal helps maintain lubrication, reducing maintenance needs over time.

Q&A

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