# NSN 4820-00-725-4507: Valve, Check

NSN 4820-00-725-4507 (also written 4820007254507; NIIN 00-725-4507) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-00-725-4507 (4820007254507)
- NIIN: 00-725-4507 (007254507)
- Item name: VALVE,CHECK
- Federal Supply Class: [FSC 4820 Valves, Nonpowered](https://nsnexplorer.com/fsc/4820/)
- Federal Supply Group: [FSG 48](https://nsnexplorer.com/group/48/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| STYL | STYLE DESIGNATOR | — |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AWLS | CONNECTION TYPE | FIRST END UNTHREADED INTERNAL TUBE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | FIRST END INCHES 0.375 |
| AHNC | CONNECTION STYLE | — |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE WATER, SALT |
| ADSU | DISK LOADING METHOD | SPRING |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 250.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4820PL1380159 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 81M 3/8IN C6375 | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 81M3/8INC6375-CD11087 | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C6375E | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C6375E3/8INMODEL81M | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-1279 | 26 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820007254507&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820007254507&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820007254507
- 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/4820-00-725-4507/
JSON: https://nsnexplorer.com/api/nsn/4820-00-725-4507.json