National Stock Number
2990-01-221-2126
National Stock Number (NSN) 2990-01-221-2126, or NIIN 012212126, (hanger,engine exhaust system) was assigned November 26, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2990016114172.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 a year. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L523P1185. The total value of the awarded contracts has been US$ 811.92.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 05, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36097. [A METAL OR COMBINATION METAL AND RUBBER DEVICE DESIGNED TO ABSORB SHOCK AND/OR SUSPEND, MUFFLERS, TAIL PIPES AND THE LIKE. MAY INCLUDE ITEMS SUCH AS U-BOLT(S), WASHERS, NUTS AND THE LIKE. EXCLUDES:STRAP, RETAINING; AND BRACKET (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 2990012212126 does not contain precious metals.
This information was last updated on Jul 01, 2025.