National Stock Number
4730-12-198-3452
National Stock Number (NSN) 4730-12-198-3452, or NIIN 121983452, (adapter,straight,tube to boss) has an unknown assigned date. NIIN 121983452 was cancelled on January 2, 2013, 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 are 5 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, 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) 22675. [AN ADAPTER HAVING MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE ON ONE END OR AN UNTHREADED END DESIGNED TO ACCOMMODATE A TUBE. 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 TUBE OR TUBE 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, TUBE AND NIPPLE, TUBE.].
This information was last updated on Oct 20, 2025.