Mark Dapoz wrote:
> I believe RMS was a British standard so it's likely the original
> measurements
> were in imperial units. Although .794" is extremely close to 2cm, so
> perhaps
> they did use metric units.
>
This is a very old standard, and is definitely not metric. It should be
0.8" diameter and 36 turns per inch.
Alan Wood
http://www.alanwood.net/ (Unicode, special characters, pesticide names)
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