National Stock Number
2040-01-312-2939
National Stock Number (NSN) 2040-01-312-2939, or NIIN 013122939, (flame arrester,ventilation-exhaust) was assigned December 13, 1989 in the Federal Logistics Information System (FLIS). NIIN 013122939 was cancelled on February 2, 2001, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2040013804266. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. 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) 06874. [A DEVICE USED TO PREVENT PASSAGE OF FLAME THROUGH A VENTILATING DUCT WHILE AIR IS FLOWING.]. 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 2040013122939 does not contain precious metals.
This information was last updated on Sep 01, 2024.