National Stock Number
4220-01-666-6831
National Stock Number (NSN) 4220-01-666-6831, or NIIN 016666831, (adapter,quick connect and discon) was assigned September 15, 2017 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. ISO Group has several sources of supply for this NSN.
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) 39065. [A POTENTIALLY METALLIC ADAPTER, WITH OR WITHOUT PIPE THREADS ON ONE END, DESIGNED TO ACCOMMODATE A HOSE. THE OTHER END HAS A SNAP LOCK/TWIST LOCK MECHANISM. IT IS DESIGNED TO JOIN TWO ITEMS OF LIFESAVING/DIVING EQUIPMENT.]. 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 4220016666831 does not contain precious metals.
This information was last updated on Jul 01, 2025.