# NSN 4220-01-533-3648: Adapter, Air Hose, Regulator

NSN 4220-01-533-3648 (also written 4220015333648; NIIN 01-533-3648) is an adapter, air hose, regulator in Federal Supply Class 4220, Marine Lifesaving and Diving Equipment. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4220-01-533-3648 (4220015333648)
- NIIN: 01-533-3648 (015333648)
- Item name: ADAPTER,AIR HOSE,REGULATOR
- Federal Supply Class: [FSC 4220 Marine Lifesaving and Diving Equipment](https://nsnexplorer.com/fsc/4220/)
- Federal Supply Group: [FSG 42](https://nsnexplorer.com/group/42/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-01)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 0.620 |
| MATT | MATERIAL | COPPER ALLOY |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 0.620 |
| FEAT | SPECIAL FEATURES | MATERIAL BRASS |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 1.380 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 459867 | 55799 | MINE SAFETY APPLIANCES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE8E9-27-T-0348 | 101 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4220015333648&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4220015333648&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4220015333648
- 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/4220-01-533-3648/
JSON: https://nsnexplorer.com/api/nsn/4220-01-533-3648.json