National Stock Number
4220-01-697-7643
National Stock Number (NSN) 4220-01-697-7643, or NIIN 016977643, (ring buoy,lifesaving) was assigned October 8, 2021 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 07590. 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 4220016977643 does not contain precious metals.
This NSN is associated to Schedule B 8907900090: floating structures, nesoi (for example, rafts, cofferdams, landing stages, and beacons). The Schedule B End Use is listed as commercial vessels, other. NAICS classification category 332420: metal tank (heavy gauge) manufacturing.
This information was last updated on Jul 01, 2025.