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Miniature Flanged Ball Bearings With Extended Inner Ring FRW3 W19

The FRW3 W19 is a compact flanged ball bearing with a 0.1875″ bore and 0.5″ outer diameter, crafted from sturdy chrome steel. It supports radial loads up to 249 lbf and can spin at speeds up to 43,000 RPM.

Its extended inner ring and open design make it easy to install and maintain, while the stainless steel cage ensures durability. The flange adds stability, keeping the bearing securely in place.

This bearing is ideal for small, high-speed applications like miniature motors or precision instruments. It operates smoothly in temperatures ranging from -86°F to 230°F.

Weighing just 3.24g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a reliable choice for various industrial uses. Regular lubrication is recommended for optimal performance.

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Description

Features

Application

Q&A

Product Parameters

Part Number FRW3 W19
Brand TFL
Interchangeable EZO
System of Measurement Inch
Bore Dia 0.1875"
Bore Dia Tolerance -0.0003" to 0"
Outer Dia 0.5"
Outer Dia Tolerance -0.0003" to 0"
Width 0.2273"
Width Tolerance -0.005" to 0"
Flange Outer Dia 0.565"
Flange Thickness 0.042"
External Diameter On Inner Ring 0.285"
Inner Ring Width 0.2273"
Ball Qty 7
Ball Dia 0.0937"
Radial Clearance 0.00008" to 0.0005"
Bearing Type Ball
For Load Direction Radial
Construction Single Row
Inner Ring Type Extended
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 249 lbf
Static Radial Load 88 lbf
Temperature Range -86 to 230 °F
Lubrication Required
RoHS Compliant
REACH Compliant
Max Speed 43000 rpm
Weight 3.24 g
Price（$） 3.285

Features

Performance Features of FRW3 W19 Bearing

FRW3 W19 Bearing is designed with an extended inner ring, making it easier to install and align in compact spaces.
Its chrome steel construction ensures durability and resistance to wear, even in high-speed applications.

The open seal design allows for easy lubrication, maintaining smooth operation over time.
With a maximum speed of 43,000 rpm, it delivers reliable performance for precision tasks.

FRW3 W19 Bearing’s flanged outer ring provides added stability, preventing misalignment during use.
Its compact size and lightweight design make it ideal for miniature applications.

Application

Where Is FRW3 W19 Bearing Used?
FRW3 W19 Bearing is commonly seen in small-scale automation, such as robotic arms and 3D printers, where its compact size and extended inner ring help with precise positioning. The open seal design allows for easy lubrication, ensuring smooth movement in high-speed applications.

In consumer electronics, FRW3 W19 Bearing fits well in devices like cooling fans and small motors, thanks to its lightweight construction and reliable radial load capacity. The chrome steel rings provide durability, even with frequent use.

For medical instruments, FRW3 W19 Bearing’s stainless steel cage and ABEC1 tolerance make it suitable for delicate equipment like dental tools or lab devices. Its ability to handle moderate speeds without overheating adds to its versatility.

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