# NSN 2990-01-161-1708: Muffler, Exhaust

NSN 2990-01-161-1708 (also written 2990011611708; NIIN 01-161-1708) is a muffler, exhaust in Federal Supply Class 2990, Miscellaneous Engine Accessories, Nonaircraft. 4 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2990-01-161-1708 (2990011611708)
- NIIN: 01-161-1708 (011611708)
- Item name: MUFFLER,EXHAUST
- Federal Supply Class: [FSC 2990 Miscellaneous Engine Accessories, Nonaircraft](https://nsnexplorer.com/fsc/2990/)
- Federal Supply Group: [FSG 29](https://nsnexplorer.com/group/29/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 32.500 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 3.625 |
| AGAV | END ITEM IDENTIFICATION | NHH PN 8126369,U/O A/M32A-86 |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | STRAIGHT THROUGH |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| MATT | MATERIAL | LOCATION NOT OTHERWISE SPECIFIED STEEL CORROSION RESISTING |
| ZZZV | FSC APPLICATION DATA | MISCELLANEOUS ENGINE ACCESSORIES,NONAIRCRAFT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 19175N | 4NUL7 | NELSON GLOBAL PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 19175N | 76700 | CUMMINS FILTRATION INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 19175N | 7CLW1 | NELSON GLOBAL PRODUCTS, INC DBA NELSON GLOBAL PRODUCTS, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8126426 | 98749 | SACRAMENTO AIR LOGISTICS CENTER SM-ALC/LIIL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2990011611708&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990011611708
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/2990-01-161-1708/
JSON: https://nsnexplorer.com/api/nsn/2990-01-161-1708.json