# NSN 4730-01-579-0366: Coupling Half, Quick Disconnect

NSN 4730-01-579-0366 (also written 4730015790366; NIIN 01-579-0366) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 4730-01-579-0366 (4730015790366)
- NIIN: 01-579-0366 (015790366)
- Item name: COUPLING HALF,QUICK DISCONNECT
- 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 |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL COPPER ALLOY |
| STYL | STYLE DESIGNATOR | — |
| SUPP | SUPPLEMENTARY FEATURES | USE FOR 0.688 HOSE OD |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 1 AND CLASS C AND STYLE 4 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.375 |
| AWLS | CONNECTION TYPE | FIRST QUICK DISCONNECT END INTERNAL QUICK DISCONNECT |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION UNTHREADED INTERNAL TUBE |
| FEAT | SPECIAL FEATURES | QUICK DISCONNECT HAS PIPE THREADS ON OTHER END OF QD TO ACCOMMODATE LOCKING SLEEVE WHEN ASSEMBLED ONTO HOSE |
| ADLP | QUICK DISCONNECT NOMINAL SIZE | FIRST QUICK DISCONNECT END INCHES 0.375 |
| AHNC | CONNECTION STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| A-A-59439 | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A-A-59439-08-12-22-B | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AA59439-008-12-22-B | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730015790366&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730015790366
- 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/4730-01-579-0366/
JSON: https://nsnexplorer.com/api/nsn/4730-01-579-0366.json