最終更新日：2022/12/24
Use a good pipe dope on the NPT threads. When applying pipe dope do not put any on the first two threads from the end. Always put dope on the male thread—never on the female thread.
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Use a good pipe dope on the NPT threads. When applying pipe dope do not put any on the first two threads from the end. Always put dope on the male thread—never on the female thread.
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