SAE threads are TOTALLY different frm pipe threads.
SAE threads have the same size and # of threads per inch as fine thread bolts. They seal with an O ring. SAE 6 is 3/8 inch and SAE 8 is 1/2 inch. Much less likely to leak than pipe threads.
Pipe threads are tapered and seal by metal to metal contact when tightened down (if you are lucky).
The two types cannot be interconnected without adapters, which fortunately are readily available. Surplus Center has many of them.
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Today's Featured Article - Old Time Threshing - by Anthony West. A lovely harvest evening late September 1947, I was a school boy, like all school boys I loved harvest time. The golden corn ripens well and early, the stoking, stacking,.... the drawing in with the tractors and trailers and a few buck rakes thrown in, and possibly a heavy horse. It would be a great day for the collies and the terrier dogs, rats and mice would be at the bottom of the stacks so the dogs, would have a busy time hunting and killing, all the corn was gathered and ricked in what we c
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