National Stock Number
6636-00-078-9788
National Stock Number (NSN) 6636-00-078-9788, or NIIN 000789788, (chamber,environmental testing) was assigned August 7, 1967 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, one supplier is listed as an Active supplier 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) 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) 39657. [A CHAMBER DESIGNED EXCLUSIVELY TO PERFORM CONTROLLED TESTS UNDER SIMULATED ENVIRONMENTAL CONDITIONS TO DETERMINE PHYSICAL CHANGES OR DAMAGE TO ITEMS UNDER TEST DUE TO HUMIDITY, IMMERSION, MOISTURE, ALTITUDE THERMAL SHOCK, SAND, DUST, AND THE LIKE.]. 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 6636000789788 does not contain precious metals.
This information was last updated on Jul 01, 2025.