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Old 05-27-2021, 07:30 PM   #59
kchace
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City: Brookline, NH
Vessel Name: Shalloway
Vessel Model: Defever 44, twin Perkins
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Quote:
Originally Posted by Alisske View Post
So the bolt thread on the drain plug in the mimmec pump is 8mm and the thread count is 20.

Would love confirmation from the folks who know
*if* it’s metric, and I don’t know that it is, it’s not measured that way. Metric bolt threads are measured by pitch, not count. An M8 bolt for example may have a thread PITCH of 1mm or 1.25mm.

Ken
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