# NSN 4820-01-238-0202: Valve, Regulating, Fluid Pressure

NSN 4820-01-238-0202 (also written 4820012380202; NIIN 01-238-0202) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-238-0202 (4820012380202)
- NIIN: 01-238-0202 (012380202)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | INCHES NOMINAL 6.125 |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | — |
| ACKT | FIRST END FLANGE SHAPE STYLE | — |
| ACKU | FIRST END FLANGE THICKNESS | INCHES NOMINAL 0.500 |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 6 |
| ACLA | FIRST END BOLT HOLE DIAMETER | INCHES NOMINAL 0.562 |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | INCHES NOMINAL 5.000 |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQL | FACE TO FACE DISTANCE | INCHES NOMINAL 12.000 |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 150.0 |
| FEAT | SPECIAL FEATURES | VALVE SIZE 2.500 IN. |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MATT | MATERIAL | STEM STEEL CORROSION RESISTING |
| MATT | MATERIAL | FLOW CONTROL DEVICE STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STEM FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED AIR |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 3 AND CLASS A AND DESIGN B |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| D49922 | 11859 | HUNT VALVE COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D49922 | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-V-24384 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-29 | [SPE7M127P0945](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012380202) | VALVE, REGULATING, FLUID PRESSURE | CHAND, L.L.C. | $63,936.93 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820012380202&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012380202
- 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/4820-01-238-0202/
JSON: https://nsnexplorer.com/api/nsn/4820-01-238-0202.json