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Metric Size Standard Miniature Ball Bearings MR63 2rs
Metric Size Standard Miniature Ball Bearings MR63 2rs

Metric Size Standard Miniature Ball Bearings MR63 2rs

The MR63 2RS is a compact miniature ball bearing, measuring just 3mm by 6mm by 2.5mm, making it ideal for tight spaces. Its chrome steel construction ensures durability, while the nitrile rubber seals keep out dust and dirt.

With a dynamic radial load capacity of 40 lbf, it handles light to moderate loads smoothly. It spins at speeds up to 71,000 RPM, perfect for high-speed applications like small motors or precision instruments.

The sealed design reduces maintenance needs, and the stainless steel cage adds longevity. It operates in temperatures from -30°C to 110°C, suitable for various environments.

This bearing is commonly used in devices like dental tools, robotics, or small fans where reliability and compact size are key. Compliant with RoHS and REACH standards, it’s a safe and practical choice.

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Product Parameters

  • Part Number MR63 2rs
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 3 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 6 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.5 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 8
  • Ball Dia 0.8000 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Sealed
  • 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 Nitrile Rubber
  • Dynamic Radial Load 40 lbf
  • Static Radial Load 13 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 71000 rpm
  • Weight 0.2 g
  • Price($) 1.035

Features

How Does MR63 2rs Bearing Reduce Friction?

MR63 2rs Bearing features a sealed design with nitrile rubber shields, keeping contaminants out and lubrication in.
Its chrome steel construction ensures smooth rotation, minimising friction even at high speeds up to 71,000 rpm.

The stainless steel cage maintains precise ball alignment, reducing wear and enhancing performance.
With a dynamic radial load capacity of 40 lbf, it handles light to moderate loads efficiently.

MR63 2rs Bearing operates reliably in temperatures from -30° to 110°C, suitable for various environments.
Its compact size (3×6×2.5 mm) makes it ideal for miniature applications where space is limited.

Application

Where Is MR63 2rs Bearing Used?
MR63 2rs Bearing is commonly found in small electric motors, such as those in cooling fans or handheld devices, where its compact size and sealed design prevent dust ingress. The chrome steel construction ensures durability even in continuous operation.

In automation systems, MR63 2rs Bearing supports precise movements in components like robotic arms or 3D printers, thanks to its low friction and smooth rotation. The ABEC1 tolerance makes it reliable for consistent performance.

For consumer electronics, MR63 2rs Bearing is ideal for applications like miniature printers or small appliances, where quiet operation and long service life are key. The nitrile rubber seals help maintain lubrication and reduce maintenance needs.

Medical devices also benefit from MR63 2rs Bearing, particularly in portable equipment like insulin pumps, where its lightweight and reliability are essential. The stainless steel cage adds extra resistance to wear in high-use scenarios.

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