# NSN 4820-01-150-2239: Valve, Safety Relief

NSN 4820-01-150-2239 (also written 4820011502239; NIIN 01-150-2239) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-150-2239 (4820011502239)
- NIIN: 01-150-2239 (011502239)
- 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 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 |
| --- | --- | --- |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | INSIDE SCREW |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 250.0 |
| AHNC | CONNECTION STYLE | — |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | ALL ENDS UNTHREADED INTERNAL TUBE |
| CQCY | ADJUSTABLE PRESSURE RANGE | POUNDS PER SQUARE INCH 33.0 TO 40.0 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 400.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 1.050 |
| FEAT | SPECIAL FEATURES | INCLUDES HAND LIFTING DEVICE |
| MATT | MATERIAL | SEAT NICKEL ALLOY |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MATT | MATERIAL | FLOW CONTROL DEVICE NICKEL ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STEM ASSN STD SINGLE MATERIAL RESPONSE AST- A276 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE AST- B-61 |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE WATER, FRESH |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| D48662 PART R10AE1E109 | 11859 | HUNT VALVE COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D48662 PART R10AE1E109 | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D48662 PART R1A | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R10AE1E109 | 11859 | HUNT VALVE COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R10AE1E109 | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS | [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=4820011502239&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820011502239
- 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/4820-01-150-2239/
JSON: https://nsnexplorer.com/api/nsn/4820-01-150-2239.json