National Stock Number
2990-12-347-3145
National Stock Number (NSN) 2990-12-347-3145, or NIIN 123473145, (connector,exhaust pipe) has an unknown assigned date. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jul 11, 2019. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L019P1968, SPE7L014M1002. The total value of the awarded contracts has been US$ 221.20.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 32806. [A PREFORMED, RIGID, METALLIC ITEM, STRAIGHT OR ANGULAR HAVING ONE OR BOTH ENDS PROCESSED AND/OR TERMINATED. IT IS SPECIFICALLY DESIGNED TO CONNECT AN EXHAUST PIPE TO AN EXHAUST MANIFOLD, SPARK ARRESTER, MUFFLER, CATALYTIC CONVERTER OR TO JOIN PIPING IN AN EXHAUST SYSTEM OF AN ENGINE, HEATER, OR THE LIKE. FOR ITEMS OVER 12 INCHES IN LENGTH AND ITEMS SPECIFICALLY DESIGNED AS A TAILPIPE SEE PIPE, EXHAUST.].
This information was last updated on Jan 14, 2026.