National Stock Number
4730-01-621-8631
National Stock Number (NSN) 4730-01-621-8631, or NIIN 016218631, (adapter,straight,hose to boss) was assigned September 19, 2013 in the Federal Logistics Information System (FLIS). NIIN 016218631 was cancelled on January 2, 2014, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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) 22673. [AN ADAPTER HAVING STANDARD HOSE THREADS ON ONE END, AN INCOMPLETE PART OF A THREADED END CONNECTION THAT GRIPS THE HOSE DIRECTLY, OR AN UNTHREADED END DESIGNED TO ACCOMMODATE A HOSE. THE OTHER END HAS EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. IT IS DESIGNED TO JOIN A HOSE OR HOSE FITTING TO A BOSS OR BOSS FITTING IN A STRAIGHT LINE ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. SEE ALSO COUPLING, HOSE AND CONNECTOR, HOSE, BULKHEAD. EXCLUDES:ITEMS HAVING FLANGED ENDS.]. 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 4730016218631 does not contain precious metals.
This information was last updated on Aug 01, 2025.