# NSN 4820-00-195-0128: Diaphragm, Actuator Valve, Special

NSN 4820-00-195-0128 (also written 4820001950128; NIIN 00-195-0128) is a diaphragm, actuator valve, special in Federal Supply Class 4820, Valves, Nonpowered. 9 manufacturer part numbers from 6 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-00-195-0128 (4820001950128)
- NIIN: 00-195-0128 (001950128)
- Item name: DIAPHRAGM,ACTUATOR VALVE,SPECIAL
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 2.860 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.025 |
| MATT | MATERIAL | RUBBER SYNTHETIC |
| AAZE | SHANK DIAMETER | INCHES NOMINAL 1.465 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1016-32 | 14819 | MAR-VEL INTERNATIONAL, INC. DBA MAR-VEL UNDERWATER EQUIP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1016-32 | 94120 | AQUALUNG USA, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1037-30 | 94120 | AQUALUNG USA, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1037-32 | 14819 | MAR-VEL INTERNATIONAL, INC. DBA MAR-VEL UNDERWATER EQUIP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1037-32 | 31666 | U S DIVERS CO SHAMROCK RUBBER DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1037-32 | 94120 | AQUALUNG USA, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4666914 | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8800-20-14 | 41620 | MORSE DIVING, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DP5017 | U8176 | ENGINEERING CONTROL SUPPLIES LIMITED | [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=4820001950128&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820001950128
- 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/4820-00-195-0128/
JSON: https://nsnexplorer.com/api/nsn/4820-00-195-0128.json