fath to mm
92 unitsConvert Fathom (US survey) to Millimeter (fath to mm)
1 fathom (US survey) = 1828.803658 millimeters. Convert fathom (US survey) to millimeters instantly, with the exact factor, the formula and a reference table of common values.
fath to mm conversion table
| fath | mm |
|---|---|
| 1 fath | 1828.803658 mm |
| 2 fath | 3657.607315 mm |
| 3 fath | 5486.410973 mm |
| 5 fath | 9144.018288 mm |
| 10 fath | 18288.03658 mm |
| 20 fath | 36576.07315 mm |
| 50 fath | 91440.18288 mm |
| 100 fath | 182880.3658 mm |
| 250 fath | 457200.9144 mm |
| 500 fath | 914401.8288 mm |
| 1000 fath | 1828803.658 mm |
What is a fathom (US survey)?
The fathom (US survey) is a US survey unit. One fathom (US survey) equals 1.828803658 meters, so every conversion on this page starts from that single number. Survey units come from a slightly older definition of the foot that the United States kept for land measurement, so they are a tiny fraction larger than the modern versions.
The difference is far too small to notice in a room, but across miles of property boundary it matters, which is why surveyors and deed records keep the two apart.
In writing, the fathom (US survey) is usually shortened to "fath". One fathom (US survey) is 1.828803658 meters, and that ratio is what every figure on this page is built from.