# NSN 4820-01-265-2605: Valve, Regulating, Fluid Pressure

NSN 4820-01-265-2605 (also written 4820012652605; NIIN 01-265-2605) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4820-01-265-2605 (4820012652605)
- NIIN: 01-265-2605 (012652605)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL TUBE |
| ACLH | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | INCHES NOMINAL 0.500 |
| ACLK | FIRST END THREAD CLASS | 2B |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 165.0 |
| AEWA | OUTLET PRESSURE SETTING | POUNDS PER SQUARE INCH (PSI) 83.0 |
| MATT | MATERIAL | SEAT PLASTIC POLYCHLOROTRIFLUOROETHYLENE |
| MATT | MATERIAL | FLOW CONTROL DEVICE STEEL CORROSION RESISTING |
| MATT | MATERIAL | STEM NICKEL ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED AIR |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | FIRST END UNF 3 TO 4-16 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| B13670 B13670-1 | 1W506 | CARLETON TECHNOLOGIES INC DIV TAMPA FACILITY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B13670-1 | 04577 | MISSION SYSTEMS ORCHARD PARK INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B13670-1 | 1W506 | CARLETON TECHNOLOGIES INC DIV TAMPA FACILITY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-19 | [SPE7M426P4565](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012652605) | VALVE, REGULATING, FLUID PRESSURE | ECI DEFENSE GROUP, INC. DIV ECI-GA | $338,048.72 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820012652605&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012652605
- 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/4820-01-265-2605/
JSON: https://nsnexplorer.com/api/nsn/4820-01-265-2605.json