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Inch Size Miniature Ball Bearings R2zz
Inch Size Miniature Ball Bearings R2zz

Inch Size Miniature Ball Bearings R2zz

The R2zz is a miniature ball bearing with a 0.125″ bore and 0.375″ outer diameter, crafted from durable chrome steel. It handles radial loads up to 121 lbf and spins smoothly at speeds up to 56,000 RPM.

Its shielded design keeps dust out while maintaining easy lubrication. The stainless steel cage and shields ensure long-lasting performance in temperatures from -86°F to 230°F.

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

Weighing just 1.37g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe choice for various applications.

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Product Parameters

  • Part Number R2zz
  • 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 Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Shield Material 300 Series Stainless Steel
  • Dynamic Radial Load 121 lbf
  • Static Radial Load 39 lbf
  • Max Speed 56000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.37 g
  • Price($) 1.035

Features

How Does R2zz Bearing Reduce Friction?

R2zz Bearing features a shielded design with chrome steel rings and balls, ensuring smooth operation in radial applications.
The stainless steel cage maintains proper ball alignment, reducing friction and wear during rotation.
With a dynamic radial load capacity of 121 lbf, it handles light to moderate loads efficiently.
Its ABEC1 tolerance class ensures consistent performance for precision tasks.

Why Choose R2zz Bearing for Precision Tasks?

R2zz Bearing’s chrome steel construction provides reliable performance in a compact, inch-sized design.
The shielded stainless steel covers protect against contaminants while maintaining low friction.
Its radial clearance range of 0.00008″ to 0.0005″ ensures smooth operation in precise applications.
With a maximum speed of 56,000 rpm, it is suitable for high-speed miniature machinery.

Designed for Durability: R2zz Bearing

R2zz Bearing’s chrome steel components resist wear, extending its service life in demanding conditions.
The stainless steel cage and shields enhance durability while keeping maintenance needs low.
It operates efficiently within a wide temperature range of -86 to 230 °F.
Its lightweight design at 1.37 g makes it ideal for compact applications without sacrificing strength.

Ball vs Roller Bearings: Advantages of R2zz Bearing

R2zz Bearing’s ball design offers lower friction compared to roller bearings in miniature applications.
The seven chrome steel balls ensure smooth radial load distribution and quiet operation.
Its shielded construction provides added protection without compromising speed or efficiency.
With a static radial load capacity of 39 lbf, it excels in precision instruments and small machinery.

Application

Where Is R2zz Bearing Used?
R2zz Bearing is commonly found in small electric motors, such as those used in cooling fans or power tools, where its compact size and shielded design help keep out dust and debris. The chrome steel construction ensures it can handle continuous rotation without wearing out quickly.

In automation systems, R2zz Bearing works well in precision components like robotic arms or 3D printers, thanks to its smooth operation and low friction. Its inch sizing makes it a good fit for equipment designed to US standards.

For hobbyist projects, R2zz Bearing is a reliable choice for model trains or RC cars, where its lightweight and durability are appreciated. The stainless steel cage adds extra protection against corrosion in varied environments.

Q&A

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