National Stock Number
4220-01-454-9746
National Stock Number (NSN) 4220-01-454-9746, or NIIN 014549746, (purge button,breathing apparatus) was assigned April 17, 1998 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, 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) 39359. [A METALLIC/NONMETALLIC ITEM WITH A CIRCULAR TOP AND A STEM SHAPED BOTTOM. IT IS SPECIFICALLY DESIGNED TO RECESS INTO A BOX BOTTOM, REGULATOR, BREATHING APPARATUS TO MANUALLY ACTIVATE THE DIAPHRAGM OF A DIVERS BREATHING REGULATOR.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4220014549746 does not contain precious metals.
This information was last updated on Jul 01, 2025.