National Stock Number
2990-01-671-4197
National Stock Number (NSN) 2990-01-671-4197, or NIIN 016714197, (guard,muffler-exhaust pipe,nonai) was assigned March 27, 2018 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 51297. [A PROTECTIVE COVERING, USUALLY PERFORATED AND/OR MESHED, SPECIFICALLY DESIGNED TO PROTECT A NONAIRCRAFT ENGINE MUFFLER AND/OR EXHAUST PIPE. IT PREVENTS PHYSICAL DAMAGE TO EXPOSED EXHAUST SYSTEM PARTS AND PREVENTS POSSIBLE INJURY TO PERSONNEL WHILE THE UNIT IS OPERATING AND IMMEDIATELY AFTER OPERATION.]. 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 2990016714197 does not contain precious metals.
This NSN is associated to Schedule B 8708925000: mufflers and exhaust pipes for vehicles, nesoi. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Aug 01, 2025.