# NSN 1730-01-551-2273: Coupling, Aircraft, M

NSN 1730-01-551-2273 (also written 1730015512273; NIIN 01-551-2273) is a coupling, aircraft, m in Federal Supply Class 1730, Aircraft Ground Servicing Equipment. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.

## Identification

- NSN: 1730-01-551-2273 (1730015512273)
- NIIN: 01-551-2273 (015512273)
- Item name: COUPLING,AIRCRAFT,M
- Federal Supply Class: [FSC 1730 Aircraft Ground Servicing Equipment](https://nsnexplorer.com/fsc/1730/)
- Federal Supply Group: [FSG 17](https://nsnexplorer.com/group/17/)
- 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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | ACTUATOR ASSY AND/OR STAND, ACPT PROPELLER (NEXT HIGHER ASSEMBLY); MV-22 AIRCRAFT (END ITEM) |
| FEAT | SPECIAL FEATURES | 3/8 INCH THICK BY 1 1/2 INCHES IN LENGTH |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4443K663 | 39428 | MCMASTER-CARR SUPPLY CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-14 | $16.00 | 28 | 9WVU4 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1730015512273) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE8EF27P0051](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1730015512273) | COUPLING, AIRCRAFT, M | — | $448.00 |
| 2026-08-20 | [SPE8EF26P0470](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1730015512273) | COUPLING, AIRCRAFT, M | — | $17.62 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1730015512273&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1730015512273
- 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/1730-01-551-2273/
JSON: https://nsnexplorer.com/api/nsn/1730-01-551-2273.json