# NSN 4730-00-650-9251: Coupling Half, Quick Disconnect

NSN 4730-00-650-9251 (also written 4730006509251; NIIN 00-650-9251) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-00-650-9251 (4730006509251)
- NIIN: 00-650-9251 (006509251)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | BODY ALUMINUM ALLOY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BODY MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625 |
| CQRB | SEAT ANGLE | DEGREES 12.0 |
| AHSJ | LEG LENGTH | INCHES NOMINAL 0.906 |
| SFTT | SURFACE TREATMENT | BODY ANODIZE |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| ADLN | QUICK DISCONNECT METHOD | ALL ENDS TWIST-LOCK |
| AHNC | CONNECTION STYLE | — |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UN |
| AWLS | CONNECTION TYPE | FIRST QUICK DISCONNECT END QUICK DISCONNECT EXTERNAL |
| AAJD | THREAD CLASS | 3A |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 2.860 |
| FEAT | SPECIAL FEATURES | FLUID END INTERNALLY,THD,FITTING BOSS,THD SIZE 1.0625-12 UNJ,PER MS33649 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.750 |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 1.625 |
| CBBL | FEATURES PROVIDED | SELF-SEALING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3202-12 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4730PL0976204 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5189338 | 53711 | NAVAL SEA SYSTEMS COMMAND | [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=4730006509251&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730006509251
- 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/4730-00-650-9251/
JSON: https://nsnexplorer.com/api/nsn/4730-00-650-9251.json