# NSN 4820-01-578-6806: Valve, Safety Relief

NSN 4820-01-578-6806 (also written 4820015786806; NIIN 01-578-6806) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-578-6806 (4820015786806)
- NIIN: 01-578-6806 (015786806)
- 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: 4

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 2320-01-528-6294, MOBILE WATER TANK/TACTICAL FIRE FIGHTING TRUCK |
| AKGF | NOMINAL WIDTH | ALL ENDS INCHES 1.630 |
| AEQJ | MINIMUM OPERATING TEMP | CELSIUS -40.0 |
| ADQU | FLOW CONTROL DEVICE | SPOOL |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE CELSIUS 120.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | RELIEF, PILOT-OPERATED SPOOL |
| MATT | MATERIAL | BODY STEEL |
| SFTT | SURFACE TREATMENT | LOCATION NOT OTHERWISE SPECIFIED ZINC |
| STYL | STYLE DESIGNATOR | — |
| SUPP | SUPPLEMENTARY FEATURES | ADJUSTMENT OPTION-FACTORY PRESET HIDDEN ADJUSTMENT; PORTING; CARTRIDGE ONLY; SEALS PRESSURE (STD) BUNA N; SPRING RANG: 6.9 TP 27.6 BAR (100 TO 400 PSI); SETTING IN PSI-3.5; WEIGHT 0.55 LB |
| AKGG | NOMINAL LENGTH | ALL ENDS INCHES 4.590 |
| AQLR | VALVE OPERATION METHOD | HYDRAULIC |
| CQQF | OPERATING PRESSURE | POWER DRIVE POUNDS PER SQUARE INCH (PSI) NOMINAL 3500.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| RV10-26H-0-N-4/3.5 | 1ET59 | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-26 | $200.00 | 2 | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015786806) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-26 | [SPE7M027P0470](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015786806) | VALVE, SAFETY RELIEF | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS | $400.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015786806&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015786806
- 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/4820-01-578-6806/
JSON: https://nsnexplorer.com/api/nsn/4820-01-578-6806.json