National Stock Number
4120-00-203-0693
National Stock Number (NSN) 4120-00-203-0693, or NIIN 002030693, (air conditioner) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002030693 was cancelled on January 8, 2003, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4120008053833. This NSN replaces 1 stock number, 4120005898934.
There are 2 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 4 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 06486. [A SELF-CONTAINED UNIT DESIGNED TO PERFORM THE FUNCTIONS OF COOLING, CIRCULATING, FILTERING, DEHUMIDIFYING OR OTHERWISE PROCESSING OF AIR. IT MAY ALSO BE EQUIPPED TO PERFORM THE ADDITIONAL FUNCTIONS OF HEATING OR HUMIDIFYING. IT MAY BE THE AIR CYCLE TYPE USED IN AIRCRAFT OR THE VAPOR CYCLE TYPE APPLICABLE TO GROUND OR AEROSPACE EQUIPMENT. EXCLUDES ENVIRONMENTAL CONTROL UNIT, PERSONNEL, SELF-CONTAINED.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4120002030693 does not contain precious metals.
This information was last updated on Jul 01, 2025.