# NSN 4730-00-555-9263: Coupling Half, Quick Disconnect

NSN 4730-00-555-9263 (also written 4730005559263; NIIN 00-555-9263) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 13 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4730-00-555-9263 (4730005559263)
- NIIN: 00-555-9263 (005559263)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.375 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| MATT | MATERIAL | BODY ALUMINUM ALLOY |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.562 |
| CBBL | FEATURES PROVIDED | SAFETY LOCKING FEATURE |
| AAJD | THREAD CLASS | 3A |
| CQRB | SEAT ANGLE | DEGREES 37.0 |
| AHSJ | LEG LENGTH | INCHES MINIMUM 1.125 AND INCHES MAXIMUM 1.735 |
| AWLS | CONNECTION TYPE | ALL ENDS INTERNAL QUICK DISCONNECT |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| STYL | STYLE DESIGNATOR | — |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 2.306 |
| ADLN | QUICK DISCONNECT METHOD | ALL ENDS CAM-LOCKING |
| AGAV | END ITEM IDENTIFICATION | USED ON B-52, F-16, F-15, OV-10A, F/A-18, A-3, F-4 AIRCRAFTS AND AGM-86B AIR LAUNCH CRUISE, H-60 SERIES, F-14, ACM-129 |
| AHNC | CONNECTION STYLE | — |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BODY MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625 |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6 |
| SFTT | SURFACE TREATMENT | BODY ANODIZE |
| FEAT | SPECIAL FEATURES | WEAPONS SYSTEM ESSENTIAL; COLOR GRAY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2043792-7 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 272-9013P7ISSUE1 | 3B150 | RAYTHEON COMPANY DBA RAYTHEON CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 272-9013P7ISSUE1 | 49956 | RAYTHEON COMPANY DIV CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 272-9013P7ISSUE1 | 54X10 | RAYTHEON COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4730PL0735800 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4730PL1837623 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6000D6 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7M743-6 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8000D7S6 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C1163D6 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G8000I6 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M6000D6 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M6000D6-15 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-05 | [SPE7L127P0225](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730005559263) | COUPLING HALF, QUICK | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC | $242,966.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730005559263&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730005559263
- 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/4730-00-555-9263/
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