# NSN 4820-01-131-7522: Valve, Regulating, Fluid Pressure

NSN 4820-01-131-7522 (also written 4820011317522; NIIN 01-131-7522) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 8 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-131-7522 (4820011317522)
- NIIN: 01-131-7522 (011317522)
- Item name: VALVE,REGULATING,FLUID PRESSURE
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | — |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | INCHES 0.750 |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC |
| AEVR | VALVE LOADING METHOD | SPRING |
| AGAV | END ITEM IDENTIFICATION | FORRESTAL CLASS CV, TARAWA CLASS LHA, SPRUANCE CLASS DD (963), KIDD CLASS DDG, NIMITZ CLASS CVN, OLIVER PERRY CLASS FFG, SUPPLY CLASS AOE, ARLEIGH BURKE CLASS DDG. SONAR RUBBER DOMES. |
| AZKQ | TEMP RATING | FAHRENHEIT MAXIMUM 100.0 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED WATER, SALT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3080526-3/4INTY | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30805262-3/4INT | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30805262-3/4TYPE 436-5T60PSI | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30805999 | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30805999 436 MK I | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 436 MK I 30805999 | 03847 | WARREN CONTROLS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASTM F1370 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS DBA ASTM INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASTM F1370-2DU2X | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS DBA ASTM INTERNATIONAL | [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=4820011317522&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820011317522
- 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/4820-01-131-7522/
JSON: https://nsnexplorer.com/api/nsn/4820-01-131-7522.json