National Stock Number
4220-01-574-2474
National Stock Number (NSN) 4220-01-574-2474, or NIIN 015742474, (breathing apparatus,self-contain) was assigned May 20, 2009 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) 66722. [A PORTABLE RESPIRATORY CLOSED OR SEMI-CLOSED DEVICE WHICH PROVIDES OXYGEN AND/OR GAS MIXTURE TO THE USER FROM SELF-CONTAINED CYLINDER(S). IT ELIMINATES CARBON DIOXIDE FROM EXHALED GAS AND ADDS TO IT OXYGEN AND/OR GAS MIXTURE IN ORDER TO BE BREATHED BY THE USER. IT PRIMARILY CONSISTS OF ONE OR MORE CYLINDER,AN ABSORBER CANISTER,A BREATHING BAG,AND THE LIKE. EXCLUDES:BREATHING APPARATUS,SELF-CONTAINED AND BREATHING APPARATUS,OXYGEN GENERATING.]. 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 4220015742474 does not contain precious metals.
This NSN is associated to Schedule B 9020004000: underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendants. The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 339920: sporting and athletic goods manufacturing.
This information was last updated on Jul 01, 2025.