# NSN 4820-01-483-0393: Stem, Fluid Valve

NSN 4820-01-483-0393 (also written 4820014830393; NIIN 01-483-0393) is a stem, fluid valve in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 4820-01-483-0393 (4820014830393)
- NIIN: 01-483-0393 (014830393)
- Item name: STEM,FLUID VALVE
- 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 2026-11-06)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | AUXILIARY/MISC (W4D) |
| BTNZ | VALVE TYPE FOR WHICH DESIGNED | RELIEF |
| CXBX | VALVE SIZE FOR WHICH DESIGNED | INCHES 0.500 |
| CYCB | STEM ACTUATING END TYPE | THREADED EXTERNALLY |
| CYDY | VALVE MODEL NUMBER FOR WHICH DESIGNED | 83S44-4/SPL |
| FEAT | SPECIAL FEATURES | SERVICE USAGE LIQUID NON-SEAWATER. SIMILAR TO 4820-01-342-0491 WHICH IS FOR HX QUALITY CONTROL, MANUFACTURING AND TESTING. |
| MATT | MATERIAL | STEEL COMP 410 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD SINGLE MATERIAL RESPONSE AST- A479-410 COND A |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 04.8899.001 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 04.8899.001 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 048899001 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 11.1099 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 11.1099.001-290 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-05 | [SPE7M127V1478](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014830393) | STEM, FLUID VALVE | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $5,880.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820014830393&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014830393
- 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/4820-01-483-0393/
JSON: https://nsnexplorer.com/api/nsn/4820-01-483-0393.json