# NSN 4820-01-280-8938: Valve, Check

NSN 4820-01-280-8938 (also written 4820012808938; NIIN 01-280-8938) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-01-280-8938 (4820012808938)
- NIIN: 01-280-8938 (012808938)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-06)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 275.0 |
| AHNC | CONNECTION STYLE | — |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | ALL ENDS UNTHREADED INTERNAL TUBE |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 400.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 2.000 |
| FEAT | SPECIAL FEATURES | SWING CHECK TYPE |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MATT | MATERIAL | SEAT RUBBER |
| MATT | MATERIAL | FLOW CONTROL DEVICE NICKEL ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE OIL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 803-1385721-8 | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-1385721-8 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-1431 | 25 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820012808938&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820012808938&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012808938
- 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/4820-01-280-8938/
JSON: https://nsnexplorer.com/api/nsn/4820-01-280-8938.json