# NSN 4820-01-485-2309: Seat, Valve

NSN 4820-01-485-2309 (also written 4820014852309; NIIN 01-485-2309) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-485-2309 (4820014852309)
- NIIN: 01-485-2309 (014852309)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABKK | FLANGE DIAMETER | INCHES NOMINAL 2.057 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES NOMINAL 1.807 |
| ADAS | BODY INSIDE DIAMETER | INCHES NOMINAL 1.620 |
| AGAV | END ITEM IDENTIFICATION | E/I BALL VALVE, 3/4 INCH STRAIGHT; 700 PSI; LOS ANGLES CLASS SSN (688) |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | INCHES NOMINAL 0.152 |
| AJRM | UNDER FLANGE HEIGHT | INCHES NOMINAL 0.145 |
| AJSG | SEAT ANGLE IN DEG | NOMINAL 32.000 |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| FEAT | SPECIAL FEATURES | OXYGEN CLEANED; CHAMFER .031 X 45 DEGREE |
| MATT | MATERIAL | BODY PLASTIC POLYTETRAFLUOROETHYLENE |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| STYL | STYLE DESIGNATOR | — |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5001003 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5001003CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-5001003-X4XX-04 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-5001003-X4XX-04CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 803-5001003-X4XX-04CP | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-09 | [SPE7MC27V0137](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014852309) | SEAT, VALVE | B N L INDUSTRIES INC | $1,098.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820014852309&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014852309
- 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/4820-01-485-2309/
JSON: https://nsnexplorer.com/api/nsn/4820-01-485-2309.json