# NSN 4140-01-618-6417: Guard, Fan Impeller

NSN 4140-01-618-6417 (also written 4140016186417; NIIN 01-618-6417) is a guard, fan impeller in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. 5 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4140-01-618-6417 (4140016186417)
- NIIN: 01-618-6417 (016186417)
- Item name: GUARD,FAN IMPELLER
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 5.88 |
| AGAV | END ITEM IDENTIFICATION | MK20 MOD2 |
| AXGY | MOUNTING METHOD | HOLE |
| CQRG | BODY MATERIAL | STEEL CORROSION RESISTING |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| SHPE | SHAPE | ROUND |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1974326 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5262548-003 | 15090 | RAYTHEON COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5262548-003 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 529365 | 82877 | ROTRON INCORPORATED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 529365000 | 82877 | ROTRON INCORPORATED | [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=4140016186417&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140016186417
- 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/4140-01-618-6417/
JSON: https://nsnexplorer.com/api/nsn/4140-01-618-6417.json