# NSN 4730-01-451-8512: Coupling Assembly, Quick Disconne

NSN 4730-01-451-8512 (also written 4730014518512; NIIN 01-451-8512) is a coupling assembly, quick disconne in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-01-451-8512 (4730014518512)
- NIIN: 01-451-8512 (014518512)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 1.340 |
| ADLN | QUICK DISCONNECT METHOD | ALL ENDS PUSH-PULL |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 40.0 |
| AEHZ | MAXIMUM OPERATING TEMP | FIRST RESPONSE FAHRENHEIT 200.0 |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION UNTHREADED EXTERNAL TUBE |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 250.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST FLUID END CONNECTION INCHES 0.250 |
| FEAT | SPECIAL FEATURES | RELEASE BUTTON OFFERS QUICK AND EASY DISCONNECTIONS |
| MATT | MATERIAL | OVERALL BRASS |
| STYL | STYLE DESIGNATOR | — |
| TMQY | FURNISHED ITEMS AND QUANTITY | PREFORMED PACKING 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4730NR0045 | 16236 | DLA WEAPONS SUPPORT (COLUMBUS) DBA DLA VENDOR ITEM DRAWING (VID) DIV DOCUMENT STANDARDIZATION DIVISION (VA) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4730NR0045 ITEM NO. 04 | 16236 | DLA WEAPONS SUPPORT (COLUMBUS) DBA DLA VENDOR ITEM DRAWING (VID) DIV DOCUMENT STANDARDIZATION DIVISION (VA) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 62PMT-4 | 93061 | PARKER-HANNIFIN CORP DIV FLUID SYSTEM CONNECTOR DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 62PTC-4 | 93061 | PARKER-HANNIFIN CORP DIV FLUID SYSTEM CONNECTOR DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-29 | [SPE7M426V5945](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014518512) | COUPLING ASSEMBLY, Q | — | $2,466.42 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730014518512&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014518512
- 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/4730-01-451-8512/
JSON: https://nsnexplorer.com/api/nsn/4730-01-451-8512.json