National Stock Number
3040-00-105-8418
National Stock Number (NSN) 3040-00-105-8418, or NIIN 001058418, (breather) was assigned July 5, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers 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.
There has been very little 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 Jul 02, 2005, 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) 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 3040001058418 does not contain precious metals.
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 Aug 01, 2025.