National Stock Number
4730-01-575-8793
National Stock Number (NSN) 4730-01-575-8793, or NIIN 015758793, (reducer,boss) was assigned July 16, 2009 in the Federal Logistics Information System (FLIS). NIIN 015758793 was cancelled on December 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730015528736. 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) 23541. [A STRAIGHT FITTING HAVING A BOSS CONNECTION OF A DIFFERENT SIZE AT EACH END. BOTH CONNECTIONS HAVE EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. EXCLUDES:BUSHING (AS MODIFIED).]. 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 4730015758793 does not contain precious metals.
This information was last updated on Jul 01, 2025.