National Stock Number
2940-00-039-7535
National Stock Number (NSN) 2940-00-039-7535, or NIIN 000397535, (head,fluid filter) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 22570. [A COMPONENT OF A FLUID FILTER DESIGNED TO CONTAIN THE INLET AND/OR OUTLET PORTS OF THE FILTER. IT ACTS AS A COVER AND ATTACHES TO THE FLUID FILTER BODY OR MOUNTS DIRECTLY TO AN INTEGRAL CAVITY IN AN ENGINE, MANIFOLD, CASING, OR THE LIKE. THE ITEM MAY INCLUDE RELIEF, CHECK, BY-PASS VALVES, AND/OR FLUID FILTER ELEMENT(S). IT MAY HAVE MEANS FOR SUPPORTING THE FILTER ELEMENT(S), AND MEANS FOR MOUNTING THE FILTER. EXCLUDES:HEAD, SEDIMENT STRAINER AND COVER, FLUID FILTER.]. 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 2940000397535 contains an unknown precious metal.
This NSN is associated to Schedule B 8421990080: parts of machinery and apparatus for filtering or purifying liquids and gases, nesoi. 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.