Metric Size Miniature Flanged Ball Bearings F691x

The F691x is a small radial ball bearing with a 1.5mm bore and 5mm outer diameter, crafted from sturdy chrome steel. It supports radial loads up to 32 lbf and can spin at impressive speeds of 85,000 RPM.

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

With a lightweight build of just 0.26g, it’s ideal for precision applications like small motors or delicate instruments. The flange adds stability, making it easier to install securely.

Compliant with RoHS and REACH standards, this bearing is a reliable choice for compact, high-speed devices. Its ABEC1 tolerance ensures consistent performance for everyday use.

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Description

Features

Application

Q&A

Product Parameters

Part Number F691x
Brand TFL
System of Measurement Metric
Bearing Type Ball
Bore Dia 1.5 mm
Bore Dia Tolerance -0.008mm to 0
Outer Dia 5 mm
Outer Dia Tolerance -0.008mm to 0
Width 2 mm
Width Tolerance -0.12mm to 0
Flange Outer Dia 6.5 mm
Flange Thickness 0.6 mm
Radial Clearance 0.002mm to 0.013mm
Ball Qty 6
Ball Dia 1.0000 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 32 lbf
Static Radial Load 9 lbf
Max Speed 85000 rpm
Temperature Range -30° to 110 °C
Lubrication Required
RoHS Compliant
REACH Compliant
Weight 0.26 g
Price（$） 16.5

Metric Size Miniature Flanged Ball Bearings F691x dimension drawing

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Features

Performance Features of F691x Bearing

F691x Bearing is crafted with chrome steel rings and balls, offering reliable radial load support.
Its dynamic radial load capacity of 32 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 85,000 rpm, it excels in precision tasks requiring smooth operation.

Application

Where Is F691x Bearing Used?
F691x Bearing is commonly used in small precision instruments, such as dental drills and watch mechanisms, where its compact size and high-speed capability are essential. The open design allows for easy lubrication, ensuring smooth operation in delicate applications.

In automation systems, F691x Bearing supports miniature robotic arms and 3D printer components, thanks to its reliable radial load handling. The chrome steel construction ensures durability even in continuous operation.

For consumer electronics, F691x Bearing fits well in devices like miniature fans and small motors, where low noise and efficiency are key. Its lightweight design and high rpm rating make it a practical choice for portable gadgets.

The ABEC1 tolerance of F691x Bearing makes it suitable for applications requiring moderate precision, such as hobbyist drones or model-making tools. The stainless steel cage adds corrosion resistance, extending its lifespan in varied environments.