# NSN 4730-01-320-0011: Coupling Assembly, Quick Disconne

NSN 4730-01-320-0011 (also written 4730013200011; NIIN 01-320-0011) is a coupling assembly, quick disconne 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: 4730-01-320-0011 (4730013200011)
- NIIN: 01-320-0011 (013200011)
- Item name: COUPLING ASSEMBLY,QUICK DISCONNE
- 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 L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADLN | QUICK DISCONNECT METHOD | ALL ENDS TWO LUG UNIVERSAL |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED INTERNAL PIPE |
| CQJX | NOMINAL THREAD SIZE | FIRST FLUID END CONNECTION INCHES 0.500 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 15000.0 |
| FEAT | SPECIAL FEATURES | QUICK DISCONNECT METHOD: SCREW TYPE QUICK CONNECT COUPLING |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | FIRST FLUID END CONNECTION NPT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 50989 | 56570 | JETSTREAM OF HOUSTON, LLP DBA JETSTREAM OF HOUSTON LLP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51382 | 56570 | JETSTREAM OF HOUSTON, LLP DBA JETSTREAM OF HOUSTON LLP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51400 | 56570 | JETSTREAM OF HOUSTON, LLP DBA JETSTREAM OF HOUSTON LLP | [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=4730013200011&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013200011
- 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/4730-01-320-0011/
JSON: https://nsnexplorer.com/api/nsn/4730-01-320-0011.json