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Metric Size Standard Miniature Ball Bearings SMR128zz
Metric Size Standard Miniature Ball Bearings SMR128zz

Metric Size Standard Miniature Ball Bearings SMR128zz

The SMR128zz is a compact miniature ball bearing with an 8mm bore and 12mm outer diameter, crafted from durable stainless steel. It handles radial loads up to 94 lbf and spins smoothly at speeds up to 36,000 RPM.

Its shielded design keeps out dust and debris, while the stainless steel cage ensures reliable performance. The bearing operates well in temperatures from -30°C to 110°C and requires lubrication for optimal use.

With a lightweight design at just 0.99g, it’s ideal for small applications like drones or precision instruments. Compliant with RoHS and REACH standards, it’s a safe and versatile choice for various uses.

The ABEC1 tolerance and MC3 radial clearance make it suitable for moderate precision needs, balancing performance and affordability.

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Product Parameters

  • Part Number SMR128zz
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 8 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 12 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3.5 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 12
  • Ball Dia 1.2000 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 Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material 300 Series Stainless Steel
  • Dynamic Radial Load 94 lbf
  • Static Radial Load 44 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 36000 rpm
  • Weight 0.99 g
  • Price($) 1.242

Features

How Does SMR128zz Bearing Reduce Friction?

SMR128zz Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
The shielded design protects against contaminants, maintaining consistent performance over time.

With a dynamic radial load capacity of 94 lbf, it handles light to moderate loads efficiently.
Its compact size of 8 mm×12 mm×3.5 mm makes it ideal for precision applications.

The ABEC1 tolerance class ensures reliable performance in various conditions.
SMR128zz Bearing operates at speeds up to 36,000 rpm, balancing speed and durability.

Application

Common Applications of SMR128zz Bearing
SMR128zz Bearing is widely used in small electric motors, such as those found in cooling fans or power tools, thanks to its compact size and shielded design. The stainless steel construction ensures it handles everyday wear without corrosion.

In robotics, SMR128zz Bearing provides smooth rotation for joints and gears, where precision is key. Its lightweight design makes it ideal for applications where every gram counts.

For medical devices like dental handpieces, SMR128zz Bearing offers reliable performance due to its low friction and high-speed capability. The shielded seals help keep contaminants out, extending its lifespan in sensitive environments.

Around the home, SMR128zz Bearing can be found in appliances like blenders or printers, where quiet operation matters. The metric sizing ensures easy replacement in most European and Asian-made devices.

Q&A

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