National Stock Number
2990-01-270-9439
National Stock Number (NSN) 2990-01-270-9439, or NIIN 012709439, (flange,exhaust pipe) was assigned January 15, 1988 in the Federal Logistics Information System (FLIS). NIIN 012709439 was cancelled on May 1, 2010, 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, 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) 32807. [AN ITEM WITH A THREADED OR UNTHREADED HOLE SPECIFICALLY DESIGNED FOR USE WITH AN EXHAUST PIPE, EXHAUST PIPE CONNECTOR, COMPANION FLANGE OR THE LIKE IN AN ENGINE OR HEATER EXHAUST SYSTEM. THE FACE OF THE FLANGE IS NORMALLY DRILLED FOR CONNECTING BOLTS AND/OR STUDS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990012709439 does not contain precious metals.
This information was last updated on Jun 01, 2025.