# NSN 3040-01-492-4451: Ring, Piston

NSN 3040-01-492-4451 (also written 3040014924451; NIIN 01-492-4451) is a ring, piston in Federal Supply Class 3040, Miscellaneous Power Transmission Equipment. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 3040-01-492-4451 (3040014924451)
- NIIN: 01-492-4451 (014924451)
- Item name: RING,PISTON
- Federal Supply Class: [FSC 3040 Miscellaneous Power Transmission Equipment](https://nsnexplorer.com/fsc/3040/)
- Federal Supply Group: [FSG 30](https://nsnexplorer.com/group/30/)
- 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 | VALVE FLOW C |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| V1E10522 ITEM 21 | 99517 | VACCO INDUSTRIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| V2C13611-1 | 99517 | VACCO INDUSTRIES | [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=3040014924451&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3040014924451
- 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/3040-01-492-4451/
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