# NSN 4820-01-550-2921: Valve, Gate

NSN 4820-01-550-2921 (also written 4820015502921; NIIN 01-550-2921) is a valve, gate in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-550-2921 (4820015502921)
- NIIN: 01-550-2921 (015502921)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAMW | FLANGE DIAMETER | INCHES 7.687 |
| ADSR | BONNET TYPE | OUTSIDE SCREW-YOKE |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| AECS | BOLT HOLE QUANTITY | 6 |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AWLS | CONNECTION TYPE | FLANGE, ROUND W/HOLES |
| CCFG | VALVE SIZE | INCHES 4.000 |
| CRKP | STEM TYPE | RISING |
| CWCF | FACE TO FACE DISTANCE | INCHES 6.750 |
| CWDF | FLANGE FACE DESIGN | PLAIN |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | GATE VALVE, BRONZE FLANGED, 250 PSI WOG |
| CYBZ | INLET RELATIONSHIP WITH OUTLET | IDENTICAL |
| FEAT | SPECIAL FEATURES | WEAR COATED, DRILLED WITHOUT SEALING COMPOUND; ASBESTOS FREE |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE AST- B61 |
| TMQY | FURNISHED ITEMS AND QUANTITY | HANDWHEEL 1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 803-2177917 | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-2177917-045AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-2177917-04AAF | 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 |
| --- | --- | --- | --- | --- |
| 2026-10-28 | [SPE7M027P0505](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015502921) | VALVE, GATE | — | $3,500.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015502921&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015502921
- 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/4820-01-550-2921/
JSON: https://nsnexplorer.com/api/nsn/4820-01-550-2921.json