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Metric Size Miniature Flanged Ball Bearings SMF84zz
Metric Size Miniature Flanged Ball Bearings SMF84zz

Metric Size Miniature Flanged Ball Bearings SMF84zz

The SMF84zz is a small, shielded radial ball bearing with a 4mm bore and 8mm outer diameter, crafted entirely from stainless steel for corrosion resistance. It handles radial loads up to 68 lbf and spins at speeds up to 50,400 RPM, making it suitable for high-speed applications.

Its compact width of 3mm and lightweight design (0.64g) allow it to fit into tight spaces without adding bulk. The shielded design helps keep dust out while maintaining smooth operation.

This bearing is ideal for small devices like miniature motors or precision instruments where space is limited. It operates in temperatures from -30°C to 110°C and requires lubrication for optimal performance.

Compliant with RoHS and REACH standards, it’s a reliable choice for both industrial and hobbyist projects. The stainless steel construction ensures durability even in demanding environments.

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Product Parameters

  • Part Number SMF84zz
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 4 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 8 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 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 7
  • Ball Dia 1.2000 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Shielded
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 68 lbf
  • Static Radial Load 23 lbf
  • Max Speed 50400 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.64 g
  • Shield Material 300 Series Stainless Steel
  • Price($) 1.62

Features

Performance Features of SMF84zz Bearing

SMF84zz Bearing is crafted with stainless steel rings and balls, offering excellent corrosion resistance.
Its shielded design helps keep contaminants out while maintaining smooth operation.

With a dynamic radial load capacity of 68 lbf, SMF84zz Bearing handles light to moderate loads effectively.
The ABEC1 tolerance ensures reliable performance for precision applications.

SMF84zz Bearing operates at speeds up to 50,400 rpm, making it suitable for high-speed devices.
Its compact size and lightweight design (0.64 g) allow for easy integration into small assemblies.

The stainless steel cage and shields enhance durability, reducing maintenance needs.
SMF84zz Bearing works well in temperatures ranging from -30° to 110°C.

Application

Where Is SMF84zz Bearing Used?
SMF84zz Bearing is commonly found in small electric motors, such as those used in cooling fans or miniature appliances. Its compact size and shielded design make it ideal for tight spaces where dust protection is needed.

In robotics, SMF84zz Bearing provides smooth rotation for precision components like servo motors and small joints. The stainless steel construction ensures durability in both dry and slightly humid environments.

For medical devices, SMF84zz Bearing’s high-speed capability suits applications like dental tools or lab equipment. The ABEC1 tolerance offers reliable performance without unnecessary precision costs.

You’ll also spot SMF84zz Bearing in consumer electronics, particularly in devices like handheld gaming controllers or miniature printers. Its lightweight design doesn’t compromise on load capacity for everyday use.

Q&A

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