# NSN 4140-01-640-8183: Impeller, Fan, Axial

NSN 4140-01-640-8183 (also written 4140016408183; NIIN 01-640-8183) is an impeller, fan, axial in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. 3 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 4140-01-640-8183 (4140016408183)
- NIIN: 01-640-8183 (016408183)
- Item name: IMPELLER,FAN,AXIAL
- Federal Supply Class: [FSC 4140 Fans, Air Circulators, and Blower Equipment](https://nsnexplorer.com/fsc/4140/)
- Federal Supply Group: [FSG 41](https://nsnexplorer.com/group/41/)
- 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 |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 505551-1376 | 75477 | FM AF, LLC DBA AMERICAN FAN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FF-18099 | 75477 | FM AF, LLC DBA AMERICAN FAN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FF-18099 PC NO 4 | 75477 | FM AF, LLC DBA AMERICAN FAN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140016408183&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140016408183
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/4140-01-640-8183/
JSON: https://nsnexplorer.com/api/nsn/4140-01-640-8183.json