# NSN 4730-01-420-4268: Diffuser, Hydrogen

NSN 4730-01-420-4268 (also written 4730014204268; NIIN 01-420-4268) is a diffuser, hydrogen in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-01-420-4268 (4730014204268)
- NIIN: 01-420-4268 (014204268)
- Item name: DIFFUSER,HYDROGEN
- Federal Supply Class: [FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings](https://nsnexplorer.com/fsc/4730/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- 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 |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 6.000 |
| FEAT | SPECIAL FEATURES | INCLUDES HOSE ADAPTER 1"NPT X 1" OD WITH 1-3/8 HEX,POROUS PLASTIC ELEMENT 1-1/2 DIA X 4-3/8 LONG,PLUG,1-1/2OD X 3/4 LONG,AND A HYSOL EPOXI-PATCH KIT |
| MATT | MATERIAL | PLASTIC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 501-6938034 ASSY A | 0XPK4 | MANTECH SERVICES CORP MANTECH INTL CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 501-6938034 ASSY A | 2P229 | TECHNOLOGY MANAGEMENT CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 501-6938034 ASSY A | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6938034 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6938034 ASSY A | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-23 | $122.16 | 73 | POLYTECH DEFENSE SPARES LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014204268) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE7M326V4632](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014204268) | DIFFUSER, HYDROGEN | POLYTECH DEFENSE SPARES LLC | $8,917.68 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730014204268&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014204268
- 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/4730-01-420-4268/
JSON: https://nsnexplorer.com/api/nsn/4730-01-420-4268.json