# NSN 4730-01-339-9745: Coupling Half, Self-Sealing

NSN 4730-01-339-9745 (also written 4730013399745; NIIN 01-339-9745) is a coupling half, self-sealing in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-01-339-9745 (4730013399745)
- NIIN: 01-339-9745 (013399745)
- Item name: COUPLING HALF,SELF-SEALING
- 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 |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 2.382 |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 275.0 |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.750 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3000.0 |
| CQRB | SEAT ANGLE | LOCATION NOT OTHERWISE SPECIFIED DEGREES 12.0 |
| FEAT | SPECIAL FEATURES | BULKHEAD ON DISCONNECT END |
| MATT | MATERIAL | BODY STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE A-S 5643 |
| SFTT | SURFACE TREATMENT | BODY PASSIVATE |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |
| TMQY | FURNISHED ITEMS AND QUANTITY | SPRING 1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AE99112H | 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/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE4A124G0043/SPE7M326F0089](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013399745) | COUPLING HALF, SELF- | AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS | $18,067.08 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730013399745&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013399745
- 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/4730-01-339-9745/
JSON: https://nsnexplorer.com/api/nsn/4730-01-339-9745.json