National Stock Number
4220-01-490-5570
National Stock Number (NSN) 4220-01-490-5570, or NIIN 014905570, (cylinder,air,diving equipment) was assigned October 1, 2001 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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) 37452. [A SINGLE COMPRESSED AIR TANK USED FOR UNDERWATER DIVERS; MAY HAVE ATTACHED VALVE. MAY INCLUDE BACKPACK AND DOES NOT INCLUDE BREATHING DEVICES.]. 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 4220014905570 does not contain precious metals.
This information was last updated on May 01, 2025.