NSN 2990-01-497-1042, 2990014971042
CONVERTER,CATALYTIC,AUTOMOTIVE

Federal Supply Classification: FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number: NIIN 014971042
Codification Country: United States
Item Name Code: INC 36225
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 2990-01-497-1042

National Stock Number (NSN) 2990-01-497-1042, or NIIN 014971042, (converter,catalytic,automotive) was assigned May 9, 2002 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. 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, with the most recent procurement date of Nov 26, 2014. 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: SPE7L415M0685. The total value of the awarded contracts has been US$ 31,860.00.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been a small amount of 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 04, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 36225. [A METALLIC DEVICE APPLICABLE TO THE EXHAUST SYSTEM. IT IS DESIGNED TO REDUCE HYDROCARBON AND CARBON MONOXIDE POLLUTION IN THE GAS STREAM. IT MAY CONTAIN A MONOLITH OR BEAD-TYPE CATALYTIC MATERIAL.]. 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 2990014971042 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) HMMWV NSN 2320-01-412-0143
ACCESSORY COMPONENTS AND QUANTITY: (AKYD) 1EA FLANGE P/N 12338352, 1EA TUBE P/N 12469353-2, 1EA CATALYTIC CONVERTER P/N 12460100, 1EA TUBE P/N 12469353-1, 1EA FLANGE P/N 12338348.
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) ITEM CONSISTS OF P/N'S IN MRC AKYD WELDED AND ASSEMBLED TOGETHER.
OVERALL LENGTH: (ABHP) 37.324 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) EXHAUST ASSEMBLY, CATALYTIC CONVERTER
MATERIAL: (MATT) STEEL CORROSION RESISTING
SPECIAL FEATURES: (FEAT) CATALYTIC CONVERTER CONTAINER AND END CONE MATERIAL ASTM A176 OR A240 TYPE 409; BOTH TUBE MATERIAL SPECS ASTM A268 TYPE 409 OR ASTM A269 TYPE 304; P/N 12469353-1 TUBE 3.00 IN. OD X 0.065 IN. WALL THICKNESS; P/N 12469353-2 TUBE 2.875 IN. OD X 0.065 IN. WALL THICKNESS; FLANGE P/N 12338352 MATERIAL SPEC ASTM A240 TYPE 304L; FLANGE P/N 12338348 MATERIAL SPEC ASTM A240 TYPE 439 OR TYPE 409.