# NSN 4820-01-506-9080: Valve, Safety Relief

NSN 4820-01-506-9080 (also written 4820015069080; NIIN 01-506-9080) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-506-9080 (4820015069080)
- NIIN: 01-506-9080 (015069080)
- 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 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | INCHES 3.500 |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | INCHES 3.000 |
| CSDC | OPENING PRESSURE SETTING | POUNDS PER SQUARE INCH 50.0 |
| CCFG | VALVE SIZE | INCHES 1.000 |
| AWLS | CONNECTION TYPE | FIRST END FLANGE |
| AWLS | CONNECTION TYPE | SECOND END FLANGE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | FIRST END INCHES 1.000 |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | SECOND END INCHES 0.750 |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | FIRST END ROUND WITH HOLES |
| ARKN | FLANGE SHAPE | SECOND END ROUND WITH HOLES |
| CWDF | FLANGE FACE DESIGN | FIRST END RAISED STRAIGHT |
| CWDF | FLANGE FACE DESIGN | SECOND END RAISED STRAIGHT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 2700 K34 RELIEF VALVE |
| FEAT | SPECIAL FEATURES | FLANGES PER ANSI B-16.5 |
| MATT | MATERIAL | BODY STEEL COMP 316 |
| MATT | MATERIAL | FLOW CONTROL DEVICE STEEL COMP 316 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 27CC23M-140/S4 | 72352 | CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA FARRIS ENGINEERING DIV CURTISS-WRIGHT VALVES DIVISION- FARRIS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 27CC23M-140/S4 | 95169 | CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA CURTISS-WRIGHT FLOW CONTROL CO DIV TARGET ROCK DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 27CC23M-140/S4 | L0788 | FARRIS ENGINEERINGDIV OF CURTIS WRIGHT FLOW CONTROL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30144 REV.B | 95169 | CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA CURTISS-WRIGHT FLOW CONTROL CO DIV TARGET ROCK DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-01 | [SPE7MC26V4234](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015069080) | VALVE, SAFETY RELIEF | JGILS, LLC DBA JGILS LLC | $47,297.82 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015069080&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015069080
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/4820-01-506-9080/
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