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Metric Size Standard Miniature Ball Bearings SMR52
Metric Size Standard Miniature Ball Bearings SMR52

Metric Size Standard Miniature Ball Bearings SMR52

The SMR52 is a compact miniature ball bearing with a 2mm bore and 5mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 29 lbf and spins smoothly at speeds up to 76,500 RPM.

Its open design and ABEC1 tolerance ensure reliable performance, while the stainless steel cage adds strength. The bearing operates in temperatures from -30°C to 110°C, making it versatile for various environments.

With six stainless steel balls and a radial clearance of 0.002mm to 0.013mm, it offers precise movement. Ideal for small devices like precision instruments or miniature motors where space is limited.

Weighing just 0.14g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a practical choice for eco-conscious applications. Regular lubrication is recommended for optimal performance.

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Product Parameters

  • Part Number SMR52
  • Brand TFL
  • Interchangeable EZO
  • 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
  • Ball Qty 6
  • Ball Dia 0.8000 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Open
  • 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
  • Dynamic Radial Load 29 lbf
  • Static Radial Load 8 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 76500 rpm
  • Weight 0.14 g
  • Price($) 2.106

Features

How Does SMR52 Bearing Achieve High-Speed Performance?

SMR52 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation at high speeds.
Its maximum speed of 76,500 rpm makes it suitable for precision applications requiring rapid rotation.
The open design allows for easy lubrication, maintaining performance over time.
With a compact size of 2 mm×5 mm×2 mm, it fits seamlessly into miniature devices.

Application

Perfect Fit for Automation: SMR52 Bearing
SMR52 Bearing is commonly used in small automation devices, like robotic arms and miniature conveyors, where its compact size and smooth operation are essential. The stainless steel construction ensures durability even in continuous use.

What Industries Rely on SMR52 Bearing?
In medical devices, SMR52 Bearing finds its place in precision instruments such as surgical tools and lab equipment, thanks to its reliable performance. Its small dimensions make it ideal for applications where space is limited.

Built for Heavy-Duty Use: SMR52 Bearing
Despite its miniature size, SMR52 Bearing handles radial loads effectively in industrial settings like small motors and pumps. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of SMR52 Bearing
In automotive applications, SMR52 Bearing is used in small actuators and sensors, while in aerospace, it supports lightweight mechanisms. Its high-speed capability makes it versatile across different fields.

Where Is SMR52 Bearing Used?
You’ll often find SMR52 Bearing in consumer electronics, such as miniature fans and handheld devices, where quiet and efficient operation is needed. The ABEC1 tolerance ensures consistent performance.

Q&A

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