National Stock Number
4120-00-242-4839
National Stock Number (NSN) 4120-00-242-4839, or NIIN 002424839, (cooler,air,evaporative) was assigned March 19, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4120004322668.
There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20341. [A SELF-CONTAINED UNIT DESIGNED TO PERFORM THE FUNCTIONS OF COOLING, FILTERING AND CIRCULATING FRESH AIR. IN OPERATION, FRESH AIR IS DRAWN INTO THE COOLER FROM AN OUTSIDE SOURCE, THROUGH WATER EVAPORATING FILTER PADS, BY A POWER DRIVEN FAN. THE TEMPERATURE OF THE AIR IS REDUCED BY THE PRINCIPLE OF EVAPORATIVE COOLING. THE AIR IS THEN FORCED THROUGH A DISCHARGE OPENING. MAY BE CONNECTED TO AN AIR DUCT SYSTEM. SEE ALSO AIR CONDITIONER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4120002424839 contains an unknown precious metal.
This NSN is associated to Schedule B 8415909000: parts, nesoi, of air conditioning machines. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333415: air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing.
This information was last updated on Jul 01, 2025.