National Stock Number (NSN) 3040-01-065-2021, or NIIN 010652021, (breather) was assigned September 10, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2805002366410.
There are 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 suppliers are listed as Active suppliers 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, with the most recent procurement date of May 03, 2018. There have been 18 contracts issued for this part number, with 151 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M118F68KQ, SPE7M118F31UX, SPE7M118F915B, SPE7L117D0012, SPE7L116D0003. The total value of the awarded contracts has been US$ 21,036.36.
This NSN is somewhat common among different platforms, belonging to 8 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 24, 2020, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11034. [A MECHANICAL DEVICE DESIGNED TO PERMIT A FREE FLOW OF AIR INTO AND OUT OF AN ENCLOSURE, USUALLY USED ON ENGINE CRANKCASE, VEHICULAR DIFFERENTIALS AND TRANSMISSIONS, PUMPS, COMPRESSORS, AND THE LIKE. SEE ALSO CAP, VENT, FUEL STORAGE TANK. EXCLUDES VENTALATOR (AS MODIFIED).]. 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 3040010652021 contains an unknown precious metal.
This NSN is associated to Schedule B 8421310000: intake air filters for internal combustion engines. The Schedule B End Use is listed as engines and engine parts (carburetors, pistons, rings, and valves.
This information was last updated on May 01, 2025.