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Metric Size Standard Miniature Ball Bearings SMR117
Metric Size Standard Miniature Ball Bearings SMR117

Metric Size Standard Miniature Ball Bearings SMR117

The SMR117 is a compact miniature ball bearing with a 7mm bore and 11mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 78 lbf and spins smoothly at speeds up to 38,700 RPM.

Its open design requires lubrication but allows for easy maintenance, while the stainless steel cage ensures reliable performance. With a radial clearance of 0.002mm to 0.013mm, it offers smooth operation for precision applications.

This bearing is ideal for small devices like dental tools, robotics, or miniature motors where space is limited. Its lightweight design, at just 0.59g, makes it easy to integrate into compact assemblies.

Compliant with RoHS and REACH standards, it’s a safe choice for various industries. The ABEC1 tolerance class ensures consistent performance for everyday applications.

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Product Parameters

  • Part Number SMR117
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 11 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.5 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 9
  • Ball Dia 1.2000 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Open
  • 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
  • Dynamic Radial Load 78 lbf
  • Static Radial Load 33 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 38700 rpm
  • Weight 0.59 g
  • Price($) 1.242

Features

How Does SMR117 Bearing Reduce Friction?

SMR117 Bearing features stainless steel rings and balls, ensuring smooth operation with minimal friction.
Its ABEC1 tolerance class and MC3 radial clearance provide consistent performance in precision applications.

The single-row design and open seal type allow for easy lubrication, maintaining efficiency over time.
With a maximum speed of 38,700 rpm, SMR117 Bearing is ideal for high-speed miniature applications.

Application

Common Applications of SMR117 Bearing
SMR117 Bearing is widely used in small electric motors, such as those found in drones or RC cars, where its compact size and lightweight design are ideal. The stainless steel construction ensures it can handle continuous rotation without significant wear.

Where Is SMR117 Bearing Used?
You’ll often find SMR117 Bearing in precision instruments like optical devices or small gauges, thanks to its low radial clearance. Its high-speed capability makes it suitable for applications requiring smooth, consistent motion.

Built for Versatility: SMR117 Bearing
SMR117 Bearing works well in consumer electronics, such as cooling fans or small printers, due to its quiet operation and durability. The open design allows for easy lubrication, extending its service life in everyday use.

Automotive vs Aerospace: Applications of SMR117 Bearing
In automotive settings, SMR117 Bearing is used in dashboard instruments or small actuators, where reliability matters. For aerospace, its lightweight and corrosion-resistant properties make it a good fit for miniature control systems.

How Does SMR117 Bearing Support High-Speed Operations?
SMR117 Bearing’s ABEC1 tolerance ensures stable performance in high-speed scenarios like dental handpieces or small spindles. The stainless steel balls reduce friction, helping maintain efficiency even under rapid rotation.

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