# NSN 4820-01-450-7590: Parts Kit, Valve

NSN 4820-01-450-7590 (also written 4820014507590; NIIN 01-450-7590) is a parts kit, valve in Federal Supply Class 4820, Valves, Nonpowered. 7 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-450-7590 (4820014507590)
- NIIN: 01-450-7590 (014507590)
- Item name: PARTS KIT,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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | DIVER'S LIFE SUPPORT SYSTEM |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| FEAT | SPECIAL FEATURES | USED IN DIVER'S LIFE SUPPORT SYSTEM;MODIFICATION KIT FOR LIFESAVING AND DIVING EQUIPMENT |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4054795 | 53833 | DRAEGER SAFETY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795 | 6L622 | DRAEGER INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795 | C5810 | DRAGER SAFETY AG & CO. KGAA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795 | D1379 | B/E AEROSPACE SYSTEMS GMBH DIV LIFE SUPPORT SYSTEMS EUROPE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795 OXYGEN CLEAN | 53833 | DRAEGER SAFETY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795 OXYGEN CLEANCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4054795CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-10 | $252.35 | 186 | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014507590) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-10 | [SPE7MC26V4356](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014507590) | PARTS KIT, VALVE | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $46,937.10 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820014507590&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014507590
- 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/4820-01-450-7590/
JSON: https://nsnexplorer.com/api/nsn/4820-01-450-7590.json