National Stock Number
4330-01-590-2657
National Stock Number (NSN) 4330-01-590-2657, or NIIN 015902657, (adapter,fluid filter) was assigned November 26, 2010 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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.
This NSN is assigned to Item Name Code (INC) 50823. [AN ITEM WHICH ATTACHES THE FILTRATION DEVICE, SUCH AS THE ELEMENT, TO EITHER THE FILTER HEAD, ANOTHER ELEMENT, OR DIRECTLY TO A MEDIA LINE CONNECTION. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.]. 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 4330015902657 does not contain precious metals.
This information was last updated on Jul 01, 2025.