# NSN 4820-01-679-6288: Valve, Safety Relief

NSN 4820-01-679-6288 (also written 4820016796288; NIIN 01-679-6288) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-679-6288 (4820016796288)
- NIIN: 01-679-6288 (016796288)
- Item name: VALVE,SAFETY RELIEF
- 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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CCFG | VALVE SIZE | INCHES 0.500 |
| MATT | MATERIAL | FLOW CONTROL DEVICE STEEL COMP 316 |
| MATT | MATERIAL | O-RING RUBBER SYNTHETIC |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| STYL | STYLE DESIGNATOR | — |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 400.0 |
| MATT | MATERIAL | STEM STEEL COMP 316 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM 150.0 |
| MATT | MATERIAL | BODY STEEL COMP 316 |
| CWCD | NOMINAL OUTSIDE DIAMETER | FIRST END INCHES 1.400 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VENT TO ATMOSPHERE RELIEF VALVE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | SECOND END INCHES 0.375 |
| ADSR | BONNET TYPE | INSIDE SPRING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 08000526 NO 37 | 98523 | JERED LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 57001579 | 98523 | JERED LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VRV-375SS-V-.5 | 98678 | GENERANT COMPANY, INC. | [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=4820016796288&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016796288
- 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/4820-01-679-6288/
JSON: https://nsnexplorer.com/api/nsn/4820-01-679-6288.json