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Metric Size Miniature Flanged Ball Bearings MF41x

Metric Size Miniature Flanged Ball Bearings MF41x

The MF41x is a compact radial ball bearing with a 1.2mm bore and 4mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 21 lbf and spins at impressive speeds up to 110,000 RPM.

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

With a lightweight build at just 0.12g, it’s ideal for small, high-speed applications like precision instruments or miniature motors. Compliant with RoHS and REACH standards, it’s a reliable choice for various industrial uses.

The flange design helps keep the bearing securely in place, making installation straightforward. Perfect for devices where space is limited but performance is critical.

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Product Parameters

  • Part Number MF41x
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 1.2 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 4 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 1.8 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 4.8 mm
  • Flange Thickness 0.4 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 7
  • Ball Dia 0.6000 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 21 lbf
  • Static Radial Load 6 lbf
  • Max Speed 110000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.12 g
  • Price（$） 16.5
Metric Size Miniature Flanged Ball Bearings MF41x dimension drawing
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Features

Performance Features of MF41x Bearing

MF41x Bearing is crafted with chrome steel rings and balls, offering reliable radial load support.
Its dynamic radial load capacity of 21 lbf ensures steady performance in compact applications.

The stainless steel cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 110,000 rpm, it excels in high-speed operations.

MF41x Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design simplifies lubrication, ensuring smooth and consistent performance.

Application

Common Applications of MF41x Bearing
MF41x Bearing is widely used in small precision instruments, such as watch movements and miniature motors, where its compact size and high-speed capability are essential. The open design allows for easy lubrication, ensuring smooth operation over time.

In consumer electronics, MF41x Bearing can be found in devices like small fans and handheld tools, where its radial load capacity and durability are key. The chrome steel construction provides reliable performance even with frequent use.

For medical devices, MF41x Bearing is suitable for applications like dental tools or lab equipment, where precision and low friction are critical. The stainless steel cage helps maintain performance in sterile environments.

Automation systems benefit from MF41x Bearing in components like small robotic arms or sensors, where its high-speed tolerance ensures accurate movement. The metric sizing makes it compatible with a variety of international designs.

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