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Metric Size Standard Miniature Ball Bearings MR137 2rs
Metric Size Standard Miniature Ball Bearings MR137 2rs

Metric Size Standard Miniature Ball Bearings MR137 2rs

The MR137 2rs is a compact miniature ball bearing with a 7mm bore and 13mm outer diameter, crafted from sturdy chrome steel. Its sealed design keeps dirt out and lubrication in, making it low-maintenance.

With a dynamic radial load capacity of 104 lbf, it handles moderate forces while spinning smoothly at up to 40,000 RPM. The stainless steel cage ensures durability, even in continuous use.

This single-row bearing fits snugly in tight spaces, thanks to its slim 4mm width. The nitrile rubber seals provide extra protection against contaminants.

Ideal for small machinery, hobby projects, or precision instruments where space is limited. Compliant with RoHS and REACH standards, it’s safe for various industrial applications. Weighing just 2.01g, it’s lightweight yet reliable.

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Product Parameters

  • Part Number MR137 2rs
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 13 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 4 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 12
  • Ball Dia 1.2000 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 104 lbf
  • Static Radial Load 50 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 40000 rpm
  • Weight 2.01 g
  • Price($) 1.035

Features

How Is MR137 2rs Bearing Engineered for Reliability?

MR137 2rs Bearing features chrome steel rings and balls, offering durability and resistance to wear.
Its sealed design with nitrile rubber shields protects against contaminants, ensuring smooth operation.
The stainless steel cage maintains ball alignment, reducing friction and extending service life.
With a maximum speed of 40,000 rpm, it delivers reliable performance in high-speed applications.

Application

Where Is MR137 2rs Bearing Used?
MR137 2rs Bearing is commonly used in small electric motors, such as those found in household appliances like fans and blenders. Its compact size and sealed design make it ideal for keeping dust and debris out.

In automation systems, MR137 2rs Bearing ensures smooth operation in devices like 3D printers and robotic arms. The ABEC1 tolerance provides reliable performance for precise movements.

For medical instruments, MR137 2rs Bearing offers quiet and consistent rotation, essential for sensitive equipment like dental drills. The chrome steel construction adds durability in high-use scenarios.

You’ll also find MR137 2rs Bearing in consumer electronics, such as printers and small power tools, where its lightweight design and radial load capacity are beneficial. The nitrile rubber seal helps extend its lifespan.

Q&A

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