National Stock Number
4730-01-517-4732
National Stock Number (NSN) 4730-01-517-4732, or NIIN 015174732, (adapter,straight,tube to boss) was assigned February 9, 2004 in the Federal Logistics Information System (FLIS). NIIN 015174732 was cancelled on August 2, 2007, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730011685135. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
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 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 4730015174732 does not contain precious metals.
This information was last updated on Jul 01, 2025.