National Stock Number
6640-01-202-2225
National Stock Number (NSN) 6640-01-202-2225, or NIIN 012022225, (generator,gas envelope) was assigned February 28, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6640011536951.
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 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 Dec 31, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 37846. [A CONTAINER HAVING A MIXTURE OF MATERIALS DESIGNED TO INDUCE AN ENVIRONMENT CONTAINING A VOLUME OF GAS SUCH AS HYDROGEN OR CARBON DIOXIDE OR BOTH.]. 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 6640012022225 does not contain precious metals.
This NSN is associated to Schedule B 8405100000: producer gas, water gas, acetylene gas and similar water process gas generators, with or without their purifiers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Aug 01, 2025.