# NSN 4820-01-654-1850: Valve, Regulating, Fluid Pressure

NSN 4820-01-654-1850 (also written 4820016541850; NIIN 01-654-1850) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-654-1850 (4820016541850)
- NIIN: 01-654-1850 (016541850)
- 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 | — |
| ABFF | FURNISHED ITEMS | FILTER |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 10000.0 |
| AGAV | END ITEM IDENTIFICATION | MK 429 |
| AZKQ | TEMP RATING | FAHRENHEIT NOMINAL 165.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PRESSURE REDUCING REGULATOR |
| MATT | MATERIAL | BODY STEEL |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 26-1064-34-907 | 13669 | TESCOM CORP DBA TESCOM DIV TESCOM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8572870 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7M526D62EQ/SPE7M527F0238](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016541850) | VALVE, REGULATING, FLUID PRESSURE | CHASE SUPPLY, INC. DBA CHASE DEFENSE PARTNERS | $44,278.00 |
| 2026-09-17 | [SPE7M526D62EQ/SPE7M526F2778](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016541850) | VALVE, REGULATING, FLUID PRESSURE | CHASE SUPPLY, INC. DBA CHASE DEFENSE PARTNERS | $23,842.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820016541850&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016541850
- 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/4820-01-654-1850/
JSON: https://nsnexplorer.com/api/nsn/4820-01-654-1850.json