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Metric Size Miniature Flanged Ball Bearings MF74 2rs
Metric Size Miniature Flanged Ball Bearings MF74 2rs

Metric Size Miniature Flanged Ball Bearings MF74 2rs

The MF74 2rs is a small, sealed ball bearing with a 4mm bore and 7mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 49 lbf and spins at speeds up to 60,000 RPM, making it suitable for high-speed applications.

Its compact design, just 2.5mm wide, includes a nitrile rubber seal to keep dirt out and lubrication in. The stainless steel cage ensures smooth operation and longevity.

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

Weighing only 0.3g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe choice for various industries.

The flange design (8.2mm outer diameter) helps with easy mounting and stability in tight spaces. Regular lubrication will keep it running smoothly for longer.

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Product Parameters

  • Part Number MF74 2rs
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 4 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 7 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.5 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 8.2 mm
  • Flange Thickness 0.6 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 8
  • Ball Dia 1.0000 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 Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 49 lbf
  • Static Radial Load 19 lbf
  • Max Speed 60000 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.3 g
  • Shield Material Nitrile Rubber
  • Price($) 1.35

Features

How Does MF74 2rs Bearing Achieve High-Speed Performance?

MF74 2rs Bearing is designed with chrome steel rings and balls, ensuring smooth operation at high speeds.
Its maximum speed of 60,000 rpm makes it suitable for precision applications requiring rapid rotation.

The sealed design with nitrile rubber shields protects against contaminants, maintaining performance in various environments.
With a dynamic radial load capacity of 49 lbf, it offers reliable support for small-scale machinery.

The stainless steel cage ensures proper ball alignment, reducing friction and extending service life.
MF74 2rs Bearing’s compact size and lightweight design make it ideal for space-constrained applications.

Application

Common Applications of MF74 2rs Bearing
MF74 2rs Bearing is commonly used in small electric motors, such as those found in cooling fans or handheld devices. Its compact size and sealed design make it ideal for protecting against dust and debris.

In automation systems, MF74 2rs Bearing ensures smooth operation in miniature robotic arms or precision instruments. The high-speed capability allows it to handle rapid movements efficiently.

For consumer electronics, MF74 2rs Bearing provides reliable performance in items like printers or small appliances. The chrome steel construction offers durability while maintaining a lightweight profile.

Medical devices also benefit from MF74 2rs Bearing, particularly in portable equipment where space is limited. The nitrile rubber seal helps maintain cleanliness in sensitive environments.

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