National Stock Number
6660-00-640-9162
National Stock Number (NSN) 6660-00-640-9162, or NIIN 006409162, (psychrometer) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 09725. [AN INSTRUMENT THAT SENSES, MEASURES, AND INDICATES THE AMOUNT OF RELATIVE HUMIDITY IN THE ATMOSPHERE. IT CONSISTS OF TWO LIQUID-IN-GLASS THERMOMETERS, ONE OF WHICH IS EQUIPPED WITH A WICK. AIR MOVEMENT (ASPIRATION) IS EFFECTED BY SLINGING THE INSTRUMENT ABOUT, BY USE OF BLOWER, FAN OR THE LIKE; OR THE INSTRUMENT MAY BE USED WITH NO FORCED CIRCULATION OF AIR.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6660006409162 does not contain precious metals.
This information was last updated on Aug 01, 2025.