# NSN 4820-01-143-3400: Valve, Gate

NSN 4820-01-143-3400 (also written 4820011433400; NIIN 01-143-3400) is a valve, gate in Federal Supply Class 4820, Valves, Nonpowered. 7 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-143-3400 (4820011433400)
- NIIN: 01-143-3400 (011433400)
- Item name: VALVE,GATE
- 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 |
| --- | --- | --- |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | INCHES 0.375 |
| ADSR | BONNET TYPE | PACKING RETAINING |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AWLS | CONNECTION TYPE | SOCKET, WELD, PIPE |
| CCFG | VALVE SIZE | INCHES 0.375 |
| CRKP | STEM TYPE | NONRISING |
| CRWH | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | FAHRENHEIT STEAM 275.0 |
| CYBZ | INLET RELATIONSHIP WITH OUTLET | IDENTICAL |
| FEAT | SPECIAL FEATURES | WITH ONE BRAZING RING |
| MATT | MATERIAL | SEAT COPPER ALLOY 922 |
| MATT | MATERIAL | BODY COPPER ALLOY 922 AND NICKEL ALLOY |
| MATT | MATERIAL | STEM NICKEL ALLOY |
| PRTY | OPERATING PRESSURE AND TYPE | LOCATION NOT OTHERWISE SPECIFIED POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED 400.0 |
| SUPP | SUPPLEMENTARY FEATURES | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 48422 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| TMQY | FURNISHED ITEMS AND QUANTITY | NUT 2 AND TAILPIECE 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1146-208-C0001M | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1146-208-C0001MODW/LKSHLD | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1146-208V 38 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1146-239U-38 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1146-239V-38 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-1385714 | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-1385714-2MODW/LKSHLD | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-15 | [SPE7M326V4582](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820011433400) | VALVE, GATE | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | $18,523.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820011433400&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820011433400
- 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/4820-01-143-3400/
JSON: https://nsnexplorer.com/api/nsn/4820-01-143-3400.json