# NSN 4140-01-667-6593: Fan, Circulating

NSN 4140-01-667-6593 (also written 4140016676593; NIIN 01-667-6593) is a fan, circulating in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4140-01-667-6593 (4140016676593)
- NIIN: 01-667-6593 (016676593)
- Item name: FAN,CIRCULATING
- 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 2026-11-06)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SIDE-MOUNT FILTER FAN,HF13 395 |
| ABRY | LENGTH | INCHES NOMINAL 1.750 |
| ABGL | WIDTH | INCHES NOMINAL 12.820 |
| HGTH | HEIGHT | INCHES NOMINAL 12.800 |
| FREQ | FREQUENCY IN HERTZ | 60.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| HF1316414 | 1WSN4 | HOFFMAN ENCLOSURES INC DBA HOFFMAN ENCLOSURES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-10 | [SPE8E726P1056](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140016676593) | FAN, CIRCULATING | MADISON ELECTRIC CO | $361.42 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140016676593&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140016676593
- 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.

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