# NSN 2990-01-577-9143: Pipe, Exhaust

NSN 2990-01-577-9143 (also written 2990015779143; NIIN 01-577-9143) is a pipe, exhaust in Federal Supply Class 2990, Miscellaneous Engine Accessories, Nonaircraft. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.

## Identification

- NSN: 2990-01-577-9143 (2990015779143)
- NIIN: 01-577-9143 (015779143)
- Item name: PIPE,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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | GRADER,ROAD(130G) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3034290 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7LX21D0087/SPE7LX27FA16G](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143) | PIPE, EXHAUST | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $197.49 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBH4A](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143) | PIPE, EXHAUST | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $204.00 |
| 2026-09-28 | [SPE7LX21D0087/SPE7LX26FBE7A](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143) | PIPE, EXHAUST | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $204.00 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBU75](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143) | PIPE, EXHAUST | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $204.00 |
| 2026-09-23 | [SPE7LX21D0087/SPE7LX26FBK21](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143) | PIPE, EXHAUST | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $197.49 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2990015779143&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990015779143
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/2990-01-577-9143/
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