National Stock Number
5990-00-717-3090
National Stock Number (NSN) 5990-00-717-3090, or NIIN 007173090, (synchro assembly) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 007173090 was cancelled on August 24, 2011, with a cancelled status of "Item is Cancelled - Inactive." 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, there are no suppliers 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) 61156. [TWO OR MORE SYNCHROS ON A COMMON MOUNTING OR MOUNTED ON EACH OTHER. DO NOT USE THIS NAME FOR SINGLE SYNCHROS MOUNTED WITH COMMON SYNCHRO ACCESSORIES SUCH AS PULLEYS, GEAR REDUCTION UNITS, STARTING MECHANISMS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5990007173090 does not contain precious metals.
This information was last updated on Jul 01, 2025.