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  #1   IP: 75.142.49.80
Old 12-28-2013, 03:39 PM
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NPT threads and hose barb sizes

Found these helpful diagrams
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File Type: jpg 40343260.jpg (10.4 KB, 98 views)
File Type: jpg NPT sizes.jpg (800.8 KB, 98 views)
File Type: jpg npt 2.jpg (190.2 KB, 98 views)
File Type: jpg hose barbs.jpg (171.8 KB, 97 views)
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"Halcyon" 36' custom sloop. 8 tons. Glass over strip plank mahoghany. Spruce mast and booms, launched 1969. Original A4.
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  #2   IP: 75.142.49.80
Old 12-28-2013, 03:44 PM
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first table bigger
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Old 12-28-2013, 04:49 PM
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The main thing to remember is not to mix NPT (National Pipe Tapered thread) with NPS (National Pipe Straight thread)...especially in locations where watertight integrity is required.

And under stand the difference in Pipe Schedules (40-60-80).

The following thread may assist;

http://www.jamestowndistributors.com...t.do?docId=515
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  #4   IP: 75.142.49.80
Old 12-28-2013, 10:39 PM
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> not to mix NPT (National Pipe Tapered thread) with NPS (National Pipe Straight thread)

yeah, that's important I know how they look, I was just never clear on nomenclature - having moved here from metric climes
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