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Meaning: 
Unified National Special

This is a thread designation. It refers to a non-typical, yet standardized thread pitch for a given diameter. UNS threads are typically finer than UNF, but coarser than UNEF.

Category: 
Standards & Authorities [1]
Last modified: 
Saturday, December 22, 2018 - 22:58
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Source URL (modified on 12/22/2018 - 22:58): https://pipeandhose.com/glossary/uns