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Metric Size Miniature Flanged Ball Bearings SMF85 2rs

Metric Size Miniature Flanged Ball Bearings SMF85 2rs

The SMF85 2RS is a compact radial ball bearing with a 5mm bore and 8mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 37 lbf and spins smoothly at speeds up to 47,700 RPM.

Its sealed design with nitrile rubber shields keeps out dust and moisture, while the stainless steel cage ensures reliable performance. The bearing operates well in temperatures from -30°C to 110°C.

With a lightweight build at just 0.42g, it’s ideal for small, high-speed applications like miniature motors or precision instruments. Compliant with RoHS and REACH standards, it’s a safe choice for various industries.

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Product Parameters

  • Part Number SMF85 2rs
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 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
  • Flange Outer Dia 9.2 mm
  • Flange Thickness 0.6 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 9
  • Ball Dia 0.8000 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Sealed
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 37 lbf
  • Static Radial Load 15 lbf
  • Max Speed 47700 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.42 g
  • Shield Material Nitrile Rubber
  • Price（$） 1.62
Metric Size Miniature Flanged Ball Bearings SMF85 2rs dimension drawing
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Features

How Does SMF85 2rs Bearing Achieve High-Speed Performance?

SMF85 2rs Bearing is crafted with stainless steel rings and balls, ensuring smooth radial load handling.
Its dynamic radial load capacity of 37 lbf makes it suitable for precision applications.

The sealed design with nitrile rubber shields protects against contaminants, enhancing durability.
With a maximum speed of 47,700 rpm, it delivers reliable high-speed operation.

SMF85 2rs Bearing’s compact size and lightweight design make it ideal for space-constrained applications.
Its ABEC1 tolerance class ensures consistent performance in various conditions.

Application

Common Applications of SMF85 2rs Bearing
SMF85 2rs Bearing is widely used in small electric motors, such as those found in cooling fans or handheld devices, thanks to its compact size and sealed design. The stainless steel construction ensures durability even in humid or demanding environments.

In robotics, SMF85 2rs Bearing provides smooth rotation for joints and small actuators, where precision and reliability are key. Its high-speed capability makes it suitable for applications requiring rapid movement.

For medical instruments like dental tools or lab equipment, SMF85 2rs Bearing’s low friction and sealed design help maintain hygiene and performance. The nitrile rubber shield adds an extra layer of protection against contaminants.

In consumer electronics, SMF85 2rs Bearing is often found in devices like printers or cameras, where quiet operation is essential. The lightweight design doesn’t compromise on strength, making it a versatile choice.

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