# NSN 4730-01-556-2172: Coupling Half, Quick Disconnect

NSN 4730-01-556-2172 (also written 4730015562172; NIIN 01-556-2172) 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: 4730-01-556-2172 (4730015562172)
- NIIN: 01-556-2172 (015562172)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | HIGHLAND ENGINEERING, 1ST END, PART NUMBER 401-15-F-PP-FG,1.5 IN. ADAPTER X MALE NPT FOOD GRADE PVC, 2ED END PART NUMBER 401-15-B-PP-FG 1.5 IN. COUPLER X MALE NPT FOOD GRADE PVC |
| SUPP | SUPPLEMENTARY FEATURES | ASSY INCLUDES AN ELECTRIC CIRCULATING HEATER AND 1-1/2 INCH BRASS BALL VALVE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEATER/FLOW CONTROL ASSEMBLY,CLEANING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 701-1500-154 | 0AK83 | HIGHLAND ENGINEERING, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-12 | [SPE7M126V085J](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730015562172) | COUPLING HALF, QUICK | HIGHLAND ENGINEERING, INC. | $1,288.13 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730015562172&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730015562172
- 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/4730-01-556-2172/
JSON: https://nsnexplorer.com/api/nsn/4730-01-556-2172.json