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Metric Size Standard Miniature Ball Bearings MR82xzz
Metric Size Standard Miniature Ball Bearings MR82xzz

Metric Size Standard Miniature Ball Bearings MR82xzz

The MR82xzz is a compact miniature ball bearing with a 2.5mm bore and 8mm outer diameter, crafted from durable chrome steel. Its shielded design keeps dust out while allowing smooth rotation at speeds up to 60,000 RPM.

With a dynamic radial load capacity of 107 lbf, it handles light to moderate loads efficiently. The stainless steel cage and shields ensure reliable performance in temperatures from -30°C to 110°C.

This single-row bearing is ideal for small precision devices like model motors or medical instruments. Its ABEC1 tolerance and MC3 clearance balance performance with affordability.

Weighing just 0.52g, it’s lightweight yet robust. Regular lubrication maintains its smooth operation over time. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number MR82xzz
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 2.5 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 8 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.5 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 6
  • Ball Dia 1.5880 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Shielded
  • 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 Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Shield Material 300 Series Stainless Steel
  • Dynamic Radial Load 107 lbf
  • Static Radial Load 32 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 60000 rpm
  • Weight 0.52 g
  • Price($) 1.575

Features

Performance Features of MR82xzz Bearing

MR82xzz Bearing is designed for radial loads, with a compact size of 2.5 mm×8 mm×2.5 mm, making it ideal for miniature applications.
Its chrome steel rings and balls provide durability, while the stainless steel cage ensures smooth operation.
The shielded design protects against contaminants, extending its service life.
With a maximum speed of 60,000 rpm, it offers reliable performance in high-speed scenarios.

How Does MR82xzz Bearing Reduce Friction?

MR82xzz Bearing features a precision-engineered design with six chrome steel balls, minimising friction during operation.
The ABEC1 tolerance class ensures consistent performance, reducing energy loss.
Its stainless steel cage maintains ball alignment, further lowering friction.
This makes MR82xzz Bearing suitable for applications requiring smooth and efficient motion.

Engineered for Precision: MR82xzz Bearing

MR82xzz Bearing’s radial clearance of 0.002mm to 0.013mm allows for precise movement in sensitive equipment.
The shielded design prevents dust ingress, maintaining accuracy over time.
With a dynamic radial load capacity of 107 lbf, it balances precision and strength.
Its compact dimensions make it perfect for tight spaces without compromising performance.

Steel vs Ceramic Bearings: Strengths of MR82xzz Bearing

MR82xzz Bearing uses chrome steel for both rings and balls, offering a cost-effective yet durable solution.
The material provides excellent resistance to wear, ensuring long-term reliability.
Unlike ceramic bearings, MR82xzz Bearing is easier to maintain and more widely available.
Its stainless steel cage adds corrosion resistance, making it versatile for various environments.

Why Choose MR82xzz Bearing for Precision Tasks?

MR82xzz Bearing’s small size and high-speed capability make it ideal for precision instruments.
The shielded design keeps out debris, ensuring consistent performance.
With a temperature range of -30° to 110 °C, it operates reliably in diverse conditions.
Its lightweight construction at 0.52 g reduces inertia, enhancing responsiveness.

Application

Common Applications of MR82xzz Bearing
MR82xzz Bearing is widely used in small electric motors, such as those found in cooling fans or handheld devices, due to its compact size and reliable performance. The shielded design helps keep out dust, making it suitable for environments where cleanliness is important.

How Does MR82xzz Bearing Improve Performance?
In precision instruments like dental drills or optical devices, MR82xzz Bearing ensures smooth rotation with minimal friction. Its chrome steel construction provides durability, even in high-speed applications.

Ideal for Precision: MR82xzz Bearing
MR82xzz Bearing is a great fit for 3D printers, where its small size and accuracy contribute to consistent print quality. The stainless steel cage adds extra resistance to wear, extending its lifespan.

Automotive vs Aerospace: Applications of MR82xzz Bearing
In automotive applications, MR82xzz Bearing can be found in dashboard instruments or small actuators, offering quiet operation. For aerospace, its lightweight design makes it useful in compact control systems.

Where Is MR82xzz Bearing Used?
MR82xzz Bearing is commonly found in consumer electronics like computer hard drives, where its low noise and high-speed capability are beneficial. The metric sizing ensures compatibility with a variety of international components.

Q&A

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