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Metric Size Miniature Flanged Ball Bearings MF52

Metric Size Miniature Flanged Ball Bearings MF52

The MF52 is a small radial ball bearing with a 2mm bore and 5mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 32 lbf and spins at impressive speeds up to 85,000 RPM.

Its open design requires lubrication but allows for easy maintenance, while the stainless steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

With a lightweight build at just 0.19g, it’s ideal for precision applications like small motors or delicate instruments. Compliant with RoHS and REACH standards, it’s a safe and reliable choice for various uses.

The flange design helps keep the bearing securely in place, making it suitable for compact assemblies where space is limited.

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Product Parameters

  • Part Number MF52
  • 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 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 6.2 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 Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 32 lbf
  • Static Radial Load 9 lbf
  • Max Speed 85000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.19 g
  • Price（$） 2.55
Metric Size Miniature Flanged Ball Bearings MF52 dimension drawing
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Features

How Does MF52 Bearing Achieve High-Speed Performance?

MF52 Bearing is crafted with chrome steel rings and balls, ensuring smooth operation at speeds up to 85,000 rpm.
Its stainless steel cage maintains ball alignment, reducing friction and wear during high-speed rotation.
The radial clearance of 0.002mm to 0.013mm allows for precise movement, ideal for small-scale applications.
With a dynamic radial load capacity of 32 lbf, it balances speed and durability.

Application

Key Fields for MF52 Bearing
MF52 Bearing is commonly used in small precision instruments, such as dental drills and optical devices, where its compact size and high-speed capability are beneficial. The open design allows for easy lubrication, ensuring smooth operation in delicate applications.

How Does MF52 Bearing Improve Performance?
In consumer electronics like miniature fans and handheld gadgets, MF52 Bearing provides reliable radial support with minimal friction. Its chrome steel construction ensures durability even in continuous use, making it a go-to choice for compact devices.

Built for Heavy-Duty Use: MF52 Bearing
Despite its small size, MF52 Bearing handles dynamic radial loads well, making it suitable for industrial applications like small motors and pumps. The stainless steel cage adds longevity, even in demanding environments.

Automotive vs Aerospace: Applications of MF52 Bearing
In automotive systems, MF52 Bearing is often found in fuel injectors and sensors, where precision is key. For aerospace, its lightweight design and high-speed performance make it ideal for navigation instruments and small actuators.

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