# NSN 4820-01-516-7697: Seat, Valve

NSN 4820-01-516-7697 (also written 4820015167697; NIIN 01-516-7697) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-516-7697 (4820015167697)
- NIIN: 01-516-7697 (015167697)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABKK | FLANGE DIAMETER | INCHES NOMINAL 11.606 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES NOMINAL 9.992 |
| ADAS | BODY INSIDE DIAMETER | INCHES NOMINAL 7.919 |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | INCHES NOMINAL 1.679 |
| AJRM | UNDER FLANGE HEIGHT | INCHES NOMINAL 2.241 |
| AJSG | SEAT ANGLE IN DEG | NOMINAL 30.000 |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAT, ASTERN VALVE |
| MATT | MATERIAL | SEAT STEEL CORROSION RESISTING |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4D08637 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4D08637-001 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6509E59 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6509E59FN16 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4A122G0004/SPE4A626F472A](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015167697) | SEAT, VALVE | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | $264,993.30 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015167697&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015167697
- 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/4820-01-516-7697/
JSON: https://nsnexplorer.com/api/nsn/4820-01-516-7697.json