National Stock Number
2990-01-589-2873
National Stock Number (NSN) 2990-01-589-2873, or NIIN 015892873, (ring,reinforcement transmission) was assigned October 22, 2010 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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) 39179. [A RIGID, CIRCULAR ITEM DESIGNED TO PROVIDE STRENGTH AND SUPPORT TO FLYWHEEL AND RING GEAR ASSEMBLY OF THE ENGINE TO TRANSMISSION ADAPTER.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990015892873 does not contain precious metals.
This information was last updated on Aug 01, 2025.