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Metric Size Miniature Flanged Ball Bearings F684 2rs
Metric Size Miniature Flanged Ball Bearings F684 2rs

Metric Size Miniature Flanged Ball Bearings F684 2rs

The F684 2rs is a small, sealed ball bearing with a 4mm bore and 9mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 123 lbf and spins at speeds up to 53,000 RPM, making it suitable for high-speed applications.

Its sealed design with nitrile rubber shields keeps dirt out and lubrication in, reducing maintenance needs. The stainless steel cage ensures smooth operation and long service life.

This bearing is ideal for small devices like electric motors or precision instruments where space is limited. It operates in temperatures from -30°C to 110°C and complies with RoHS and REACH standards.

Weighing just 1.15g, it’s lightweight yet robust, perfect for compact machinery. The flange design adds stability, making installation easier.

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Product Parameters

  • Part Number F684 2rs
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 4 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 9 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 4 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 10.3 mm
  • Flange Thickness 1 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 7
  • Ball Dia 1.5880 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 Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 123 lbf
  • Static Radial Load 41 lbf
  • Max Speed 53000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.15 g
  • Shield Material Nitrile Rubber
  • Price($) 1.35

Features

How Does F684 2rs Bearing Reduce Friction?

F684 2rs Bearing features a sealed design with nitrile rubber shields, keeping contaminants out and lubrication in.
Its chrome steel construction ensures smooth operation, reducing friction even at high speeds.
The stainless steel cage maintains ball alignment, enhancing efficiency and longevity.
With a maximum speed of 53,000 rpm, it delivers reliable performance in compact applications.

Application

Common Applications of F684 2rs Bearing
F684 2rs Bearing is a great fit for small electric motors, often found in household appliances like fans or blenders. Its sealed design keeps dust out, ensuring smooth operation over time.

In automotive applications, F684 2rs Bearing works well in components like window regulators or wiper motors. The compact size and reliable performance make it a go-to choice for these systems.

For hobbyist projects like RC cars or drones, F684 2rs Bearing offers precision and durability. The high-speed capability handles rapid movements without compromising stability.

Medical devices such as dental tools benefit from F684 2rs Bearing’s consistent performance. The chrome steel construction ensures hygiene and long-term reliability in sensitive environments.

Q&A

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