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Metric Size Miniature Flanged Ball Bearings SF635 2rs

Metric Size Miniature Flanged Ball Bearings SF635 2rs

The SF635 2RS is a compact, sealed ball bearing with a 5mm bore and 19mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 402 lbf and spins smoothly at speeds up to 28,800 RPM.

Its double rubber seals keep out dust and moisture, while the stainless steel cage ensures reliable performance. The bearing operates in temperatures from -30°C to 110°C, making it versatile for various environments.

With a lightweight design at just 9.65g, it’s easy to handle and install. The flange adds stability, making it suitable for small motors or precision instruments where space is limited.

Compliant with RoHS and REACH standards, it’s a safe choice for applications requiring consistent, low-maintenance performance. Ideal for hobby projects or light industrial use.

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Product Parameters

  • Part Number SF635 2rs
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 5 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 19 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 6 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 22 mm
  • Flange Thickness 1.5 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 6
  • Ball Dia 3.5000 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 402 lbf
  • Static Radial Load 145 lbf
  • Max Speed 28800 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 9.65 g
  • Shield Material Nitrile Rubber
  • Price（$） 1.62
Metric Size Miniature Flanged Ball Bearings SF635 2rs dimension drawing
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Features

How Does SF635 2rs Bearing Reduce Friction?

SF635 2rs Bearing features a sealed design with stainless steel components, ensuring smooth operation and reduced friction.
The single-row construction with six precision balls maintains alignment, enhancing efficiency and performance.
Its dynamic radial load capacity of 402 lbf makes it suitable for various radial load applications.
With a maximum speed of 28,800 rpm, it delivers reliable performance in high-speed scenarios.

Application

Common Applications of SF635 2rs Bearing
SF635 2rs Bearing is widely used in small electric motors, such as those found in household appliances like fans and blenders. Its sealed design helps keep out dust and moisture, ensuring longer service life in everyday environments.

In automation systems, SF635 2rs Bearing is a reliable choice for lightweight robotic arms and conveyor belt rollers. The stainless steel construction offers good resistance to corrosion, even in humid conditions.

For medical devices like dental tools or small pumps, SF635 2rs Bearing provides smooth rotation at high speeds. The compact size and ABEC1 tolerance make it suitable for precision applications where space is limited.

You’ll often find SF635 2rs Bearing in office equipment like printers and scanners, where quiet operation is important. The nitrile rubber seals reduce noise while maintaining protection against contaminants.

In hobbyist projects such as RC cars or drones, SF635 2rs Bearing delivers consistent performance. Its lightweight design and high-speed capability make it popular among modellers who need dependable components.

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