# NSN 4820-00-830-3559: Seat, Valve

NSN 4820-00-830-3559 (also written 4820008303559; NIIN 00-830-3559) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-00-830-3559 (4820008303559)
- NIIN: 00-830-3559 (008303559)
- Item name: SEAT,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | INCHES NOMINAL 0.101 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 60.0 AND ROCKWELL C MAXIMUM 63.0 |
| ABKK | FLANGE DIAMETER | INCHES MINIMUM 0.373 AND INCHES MAXIMUM 0.374 |
| STYL | STYLE DESIGNATOR | — |
| AJRM | UNDER FLANGE HEIGHT | INCHES MINIMUM 0.138 AND INCHES MAXIMUM 0.143 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES MINIMUM 0.234 AND INCHES MAXIMUM 0.264 |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | OVERALL STEEL |
| ADAS | BODY INSIDE DIAMETER | INCHES NOMINAL 0.125 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1471-599455 | 59211 | PARKER-HANNIFIN CORPORATION DBA SERVICE AND SUPPORT OPERATION DIV SERVICES AND SUPPORT OPERATIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1471-599455 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1471-599455 | 93835 | PARKER HANNIFIN CORPORATION DIV HYDRAULIC SYSTEMS DIVISION | [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=4820008303559&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820008303559
- 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/4820-00-830-3559/
JSON: https://nsnexplorer.com/api/nsn/4820-00-830-3559.json