# NSN 4820-01-212-9974: Valve, Butterfly

NSN 4820-01-212-9974 (also written 4820012129974; NIIN 01-212-9974) is a valve, butterfly in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-212-9974 (4820012129974)
- NIIN: 01-212-9974 (012129974)
- Item name: VALVE,BUTTERFLY
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 180.0 |
| AGAV | END ITEM IDENTIFICATION | MODEL R2030-64AA-1FM |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AZGM | MOUNTING FACILITY | WAFER |
| CCFG | VALVE SIZE | INCHES 6.000 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 200.0 |
| FEAT | SPECIAL FEATURES | MARINE TRIM THROTTLING HANDLE. NON-SPARKING FOR FUEL SERVICE. |
| MATT | MATERIAL | FLOW CONTROL DEVICE NICKEL ALLOY |
| MATT | MATERIAL | SEAT RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATT | MATERIAL | PACKING RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATT | MATERIAL | BODY COPPER ALLOY 922 |
| MATT | MATERIAL | STEM NICKEL ALLOY 400 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STEM ASSN STD SINGLE MATERIAL RESPONSE AST- B164 CLASS A |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE AST- B61 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FLOW CONTROL DEVICE FED SPEC SINGLE MATERIAL RESPONSE QQ-N-288 CO- A OR E |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1028170 | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6IN R2030-64AA-1FM | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6IN R2030-64AA-1FM | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 911-508 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 911J508 | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 911J508 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820012129974&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820012129974
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/4820-01-212-9974/
JSON: https://nsnexplorer.com/api/nsn/4820-01-212-9974.json