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Inch Size Miniature Ball Bearings SR2zz
Inch Size Miniature Ball Bearings SR2zz

Inch Size Miniature Ball Bearings SR2zz

The SR2zz is a miniature ball bearing with a 0.125″ bore and 0.375″ outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 109 lbf and spins at speeds up to 50,400 RPM, making it suitable for high-speed applications.

Its shielded design keeps out dust and debris while maintaining smooth operation. The bearing comes pre-lubricated, ensuring easy installation and immediate use.

With a compact size of 0.1562″ in width, it fits snugly in tight spaces. Ideal for small devices like drones, model cars, or precision instruments where space and speed matter.

Weighing just 1.37g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s safe for various environments, operating in temperatures from -86°F to 230°F.

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Product Parameters

  • Part Number SR2zz
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Shielded
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 7
  • Bore Dia 0.125"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.375"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.1562"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.06252"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material 300 Series Stainless Steel
  • Dynamic Radial Load 109 lbf
  • Static Radial Load 35 lbf
  • Max Speed 50400 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.37 g
  • Price($) 1.242

Features

Why Choose SR2zz Bearing for Precision Tasks?

SR2zz Bearing is crafted with stainless steel rings and balls, ensuring smooth operation in radial load applications.
Its dynamic radial load capacity of 109 lbf makes it suitable for precision instruments and small machinery.
The shielded design protects against contaminants while maintaining a compact size of 0.125″×0.375″×0.1562″.
With a maximum speed of 50,400 rpm, it delivers reliable performance in high-speed scenarios.

Application

Where Is SR2zz Bearing Used?
SR2zz Bearing is commonly found in small-scale machinery, such as precision instruments and miniature motors, where its compact size and shielded design are ideal. The stainless steel construction ensures durability in various environments.

In consumer electronics, SR2zz Bearing supports smooth operation in devices like cooling fans and small printers. Its ABEC1 tolerance class provides reliable performance for everyday use.

For automation projects, SR2zz Bearing fits well in robotic arms and 3D printers, offering precise movement with minimal maintenance. The shielded seals help keep out dust and debris, extending its lifespan.

Medical devices also benefit from SR2zz Bearing, particularly in portable equipment where lightweight and corrosion resistance are key. The stainless steel materials make it suitable for frequent sterilisation.

Q&A

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