How many thou in 1 span? The answer is 9000. We assume you are converting between thou and span. You can view more details on each measurement unit: thou or span The SI base unit for length is the metre. 1 metre is equal to 39370.078740157 thou, or 4.3744531933508 span. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between thou and span. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from span to thou, or enter any two units below:
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