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Metric Size Miniature Flanged Ball Bearings MF82x
Metric Size Miniature Flanged Ball Bearings MF82x

Metric Size Miniature Flanged Ball Bearings MF82x

The MF82x is a small radial ball bearing with a 2.5mm bore and 8mm outer diameter, crafted from durable chrome steel. It supports radial loads up to 40 lbf and spins at impressive speeds up to 71,000 RPM.

Its open design requires lubrication but allows for easy maintenance, while the stainless steel cage ensures smooth operation. The bearing works reliably in temperatures ranging from -30°C to 110°C.

With a lightweight construction at just 0.42g, it’s ideal for precision applications like small motors or delicate instruments. Compliant with RoHS and REACH standards, it’s a safe and practical choice for various uses.

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Product Parameters

  • Part Number MF82x
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 2.5 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 7
  • Ball Dia 3.9690 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 40 lbf
  • Static Radial Load 15 lbf
  • Max Speed 71000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.42 g
  • Price($) 2.35

Features

Performance Features of MF82x Bearing

MF82x Bearing is crafted with chrome steel rings and balls, offering reliable radial load support.
Its dynamic radial load capacity of 40 lbf ensures steady performance in high-speed applications.
The stainless steel cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 71,000 rpm, it is ideal for precision instruments requiring smooth operation.

How Does MF82x Bearing Reduce Friction?

MF82x Bearing features a single-row design with seven chrome steel balls, minimising friction during operation.
The ABEC1 tolerance class ensures consistent performance, while the MC3 radial clearance enhances smooth movement.
Its open construction allows for easy lubrication, further reducing wear and tear.
This makes MF82x Bearing suitable for applications where low friction is critical.

Engineered for Precision: MF82x Bearing

MF82x Bearing’s compact design, with a bore diameter of 2.5 mm, is perfect for small-scale applications.
The chrome steel construction provides excellent resistance to wear, even at high speeds.
Its lightweight design, at just 0.42 g, ensures minimal inertia for precision tasks.
The temperature range of -30° to 110 °C allows for reliable performance in varying conditions.

Steel vs Ceramic Bearings: Strengths of MF82x Bearing

MF82x Bearing uses chrome steel for both rings and balls, balancing cost and performance.
This material choice ensures durability and resistance to wear in radial load applications.
The stainless steel cage adds stability, making it a practical choice for high-speed use.
With a maximum speed of 71,000 rpm, it outperforms many ceramic alternatives in similar sizes.

Application

Common Applications of MF82x Bearing
MF82x Bearing is widely used in small electric motors, such as those found in handheld power tools and miniature fans. Its compact size and high-speed capability make it ideal for tight spaces where efficiency matters.

Industrial Uses of MF82x Bearing
In precision instruments like optical encoders, MF82x Bearing ensures smooth rotation with minimal friction. The open design allows for easy lubrication, extending its service life in demanding conditions.

Where Is MF82x Bearing Used?
You’ll often find MF82x Bearing in medical devices like dental handpieces, where its reliability and quiet operation are essential. The chrome steel construction also handles frequent sterilisation without compromising performance.

Perfect Fit for Automation: MF82x Bearing
MF82x Bearing works well in robotic joints and small actuators, thanks to its lightweight design and high rpm tolerance. The stainless steel cage adds durability, even in repetitive motion applications.

Light-Duty vs Heavy-Duty: Best Uses for MF82x Bearing
While MF82x Bearing excels in light-duty tasks like model-making tools, it’s also robust enough for small industrial sensors. Its balance of load capacity and speed makes it versatile across different settings.

Q&A

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