National Stock Number
4730-99-786-3819
National Stock Number (NSN) 4730-99-786-3819, or NIIN 997863819, (adapter bushing) has an unknown assigned date. 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, 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) 18018. [AN ITEM HAVING WRENCHING FACILITIES ON ONE END AND A THREADED CONNECTION OF ONE TYPE WITHIN AN EXTERNALLY THREADED CONNECTION OF ANOTHER TYPE. ONE CONNECTION MUST HAVE MACHINE THREADS NOT DESIGNED FOR ANY TYPE OF TUBE OR TUBE FITTING.].
This information was last updated on Jan 09, 2026.