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Miniature Thrust Ball Bearings F4-9

Miniature Thrust Ball Bearings F4-9

The F4-9 is a compact thrust ball bearing measuring just 4mm by 9mm by 4mm, crafted from sturdy chrome steel with a brass cage. It handles thrust loads up to 180 lbf and spins smoothly at speeds up to 8000 RPM.

Its flat raceway design ensures stable performance, while the open seal allows for easy lubrication. The bearing operates reliably in temperatures ranging from -30°C to 110°C.

With six precision balls and a lightweight build of just 1.5g, it’s ideal for small devices like cameras or precision instruments. Compliant with RoHS and REACH standards, it’s a safe choice for various applications.

This model’s small size and durability make it perfect for tight spaces where reliable thrust support is needed.

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Product Parameters

  • Part Number F4-9
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 4 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 9 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Outer Dia Shaft Washer 8.8 mm
  • Width 4 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 6
  • Ball Dia 1.588 mm
  • System of Measurement Metric
  • Bearing Type Ball
  • Washers Type flat raceway
  • For Load Direction Thrust
  • Inner Ring Type Standard
  • Seal Type Open
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Thrust Load 180 lbf
  • Static Thrust Load 117 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 8000 rpm
  • Weight 1.5 g
  • Price（$） 1.55
Miniature Thrust Ball Bearings F4-9 dimension drawing
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Features

Why Choose F4-9 Bearing for Precision Tasks?

F4-9 Bearing features a compact design with dimensions of 4 mm×9 mm×4 mm, making it ideal for precision applications.
Its chrome steel rings and balls provide reliable performance under thrust loads up to 180 lbf.

The brass cage ensures smooth operation, while the open design allows for easy lubrication.
With a maximum speed of 8,000 rpm, it balances efficiency and durability in small-scale machinery.

Application

Essential Roles of F4-9 Bearing
F4-9 Bearing is commonly used in small industrial equipment, like precision instruments and miniature gearboxes, where its compact size and thrust load capacity are beneficial. The open design allows for easy lubrication, ensuring smooth operation in tight spaces.

Where Is F4-9 Bearing Used?
In consumer electronics, F4-9 Bearing can be found in devices like small fans and printers, where its lightweight and durability are key. The brass cage helps reduce friction, making it ideal for high-speed applications.

Built for Heavy-Duty Use: F4-9 Bearing
For automation systems, F4-9 Bearing supports components in robotic arms and 3D printers, providing reliable performance under repetitive motion. Its chrome steel construction ensures long-lasting wear resistance.

Medical vs Industrial: Where F4-9 Bearing Excels
In medical devices, F4-9 Bearing is used in delicate instruments like surgical tools, where precision is critical. The brass cage and chrome steel balls offer a balance of strength and smooth operation.

How Does F4-9 Bearing Support High-Speed Operations?
F4-9 Bearing is suitable for small motors and high-speed spindles, thanks to its balanced design and low friction. The brass cage and chrome steel materials contribute to its consistent performance.

Q&A

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