# NSN 4140-01-579-4964: Fan Assembly, Centrifugal

NSN 4140-01-579-4964 (also written 4140015794964; NIIN 01-579-4964) is a fan assembly, centrifugal 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 Sep 2026.

## Identification

- NSN: 4140-01-579-4964 (4140015794964)
- NIIN: 01-579-4964 (015794964)
- Item name: FAN ASSEMBLY,CENTRIFUGAL
- 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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 2410-01-565-2599 TRACTOR, FULL TRACKED, LOW SPEED |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BLOWER ASSEMBLY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2756706 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBV72](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140015794964) | FAN ASSEMBLY, CENTRIFUGAL | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $616.13 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBR31](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140015794964) | FAN ASSEMBLY, CENTRIFUGAL | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $616.13 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140015794964&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140015794964
- 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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