# NSN 4730-01-670-5143: Coupling Half, Quick Disconnect

NSN 4730-01-670-5143 (also written 4730016705143; NIIN 01-670-5143) is a coupling half, quick disconnect 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 Aug 2026.

## Identification

- NSN: 4730-01-670-5143 (4730016705143)
- NIIN: 01-670-5143 (016705143)
- 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: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| THSD | THREAD SERIES DESIGNATOR | FIRST FLUID END CONNECTION NPTF |
| STYL | STYLE DESIGNATOR | — |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | FIRST FLUID END CONNECTION INCHES 0.375 |
| ADLN | QUICK DISCONNECT METHOD | FIRST QUICK DISCONNECT END PUSH-LOCK |
| ADLP | QUICK DISCONNECT NOMINAL SIZE | FIRST QUICK DISCONNECT END INCHES 0.25 |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED EXTERNAL PIPE |
| AWLS | CONNECTION TYPE | FIRST QUICK DISCONNECT END QUICK DISCONNECT EXTERNAL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 14NK | 45X75 | DANFOSS POWER SOLUTIONS II, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-25 | $71.00 | 2 | SCOTT INDUSTRIAL SYSTEMS, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016705143) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-25 | [SPE7M326V4297](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016705143) | COUPLING HALF, QUICK | SCOTT INDUSTRIAL SYSTEMS, INC | $142.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730016705143&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016705143
- 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/4730-01-670-5143/
JSON: https://nsnexplorer.com/api/nsn/4730-01-670-5143.json