# NSN 4820-01-309-4940: Valve, Calibrated Flow

NSN 4820-01-309-4940 (also written 4820013094940; NIIN 01-309-4940) is a valve, calibrated flow in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-309-4940 (4820013094940)
- NIIN: 01-309-4940 (013094940)
- Item name: VALVE,CALIBRATED FLOW
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-27)
- 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 1.250 |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADSY | VALVE DISCHARGE FLOW RATE | GALLONS PER MINUTE 26.0 |
| ADZH | RENEWABLE SEAT RING TYPE | RETAINING RING |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 150.0 |
| MATT | MATERIAL | FLOW CONTROL DEVICE RUBBER SYNTHETIC |
| MATT | MATERIAL | SEAT COPPER ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER, SALT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1691-B8 | 90800 | ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1691-B8 ASSY 2352-1331 | 90800 | ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2352-1331 | 90800 | ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2352-1331 MDL23 | 90800 | ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-02 | [SPE7M326V2362](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820013094940) | VALVE, CALIBRATED FL | NEW ERA CONTRACT SALES INC | $4,219.45 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820013094940&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820013094940
- 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/4820-01-309-4940/
JSON: https://nsnexplorer.com/api/nsn/4820-01-309-4940.json