# NSN 2815-01-521-1641: Rocker Arm, Engine Poppet Valve

NSN 2815-01-521-1641 (also written 2815015211641; NIIN 01-521-1641) is a rocker arm, engine poppet valve in Federal Supply Class 2815, Diesel Engines and Components. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 2815-01-521-1641 (2815015211641)
- NIIN: 01-521-1641 (015211641)
- Item name: ROCKER ARM,ENGINE POPPET VALVE
- Federal Supply Class: [FSC 2815 Diesel Engines and Components](https://nsnexplorer.com/fsc/2815/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-11-01)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | ENGINE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 195-1928 ITEM 13 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 230-2621 | 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 |
| --- | --- | --- | --- | --- |
| 2026-08-24 | [SPE7LX21D0087/SPE7LX26FB2HD](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815015211641) | ROCKER ARM, ENGINE P | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $6,353.28 |
| 2026-08-06 | [SPE7LX21D0087/SPE7LX26FB4M8](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815015211641) | ROCKER ARM, ENGINE P | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12,706.56 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2815015211641&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815015211641
- 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/2815-01-521-1641/
JSON: https://nsnexplorer.com/api/nsn/2815-01-521-1641.json