National Stock Number
4330-01-552-8421
National Stock Number (NSN) 4330-01-552-8421, or NIIN 015528421, (filter unit,fluid,pressure) was assigned June 26, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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.
This NSN is assigned to Item Name Code (INC) 04213. [A MACHINE DESIGNED TO REMOVE FOREIGN PARTICLES AND/OR IMPURITIES FROM A FLUID WHICH IS PASSED THROUGH AN ELEMENT OF POROUS MATERIAL OR THIN CLOSELY SPACED DISKS. IT INCLUDES A SOURCE OF POWER AND A CIRCULATING PUMP FOR FORCING THE FLUID THROUGH THE SYSTEM UNDER PRESSURE.]. 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 4330015528421 does not contain precious metals.
This NSN is associated to Schedule B 8421290065: filtering or purifying machinery and apparatus for liquids, 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.