# NSN 4730-00-451-9232: Nut Assembly, Tube Coupling

NSN 4730-00-451-9232 (also written 4730004519232; NIIN 00-451-9232) is a nut assembly, tube coupling in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-00-451-9232 (4730004519232)
- NIIN: 00-451-9232 (004519232)
- Item name: NUT ASSEMBLY,TUBE COUPLING
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | ALUMINUM ALLOY |
| ACSV | TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | INCHES NOMINAL 2.000 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNS |
| ABUJ | THREAD SIZE | 2-1/2-14 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 0.609 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 2.625 |
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| STYL | STYLE DESIGNATOR | — |
| FEAT | SPECIAL FEATURES | FURNISHED WITH 2 WASHERS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 63651L117G28 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VC504-28C | 24984 | HYDRAFLOW | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-22 | $738.75 | 5 | DREAMFIND, INC. DBA DREAMFIND INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730004519232) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE7M326V4630](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730004519232) | NUT ASSEMBLY, TUBE COUPLING | DREAMFIND, INC. DBA DREAMFIND INC | $3,693.75 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730004519232&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730004519232
- 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/4730-00-451-9232/
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