NIH 3D
Flow Indicator
Designed for 1" ID tube to provide a visual confirmation that fluid is flowing through the lines. This was designed to be used with an engine dyno coolant line that is low pressure and operates at temperatures around 200 degrees Fahrenheit.
Cost Savings
Designed using FreeCAD OS software to reduce cost.
The desired fitting is able to be interchanged within the housing to allow for male barbed or male threaded inlet and outlet.
Material:
Housing: $1.75
Barbed Fitting: $0.27 x 2
Wheel: $0.27
Lens cover: TBD
Link - Similar products that accommodate a 1" ID tube cost around $140.
$140 - ($1.75 + $0.27 x 3) = $137.44
Orientate the spinning wheel into the housing with the curved edge facing against the incoming fluid flow.
Direct link to the original creator's page
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Model Specifications
Frequently Asked Questions
Where is Flow Indicator published?
This model is published by its creator on NIH 3D. STLFinder only indexes it: the "View on NIH 3D" button above opens the original page, where the creator shares the FCSTD, STL, X3D, ZIP files under their own license.
What 3D printer can I use for this model?
This model is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
Is this 3D model free?
This is a premium model priced at 0 USD on NIH 3D. Premium models often include higher detail, multiple parts, and print-tested files.
Can I modify this file?
Check the license (Public Domain) on the original NIH 3D page. Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer.