# NSN 4140-01-606-4520: Fan Assembly, Centrifugal

NSN 4140-01-606-4520 (also written 4140016064520; NIIN 01-606-4520) is a fan assembly, centrifugal in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. 3 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4140-01-606-4520 (4140016064520)
- NIIN: 01-606-4520 (016064520)
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-11-08)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| SUPP | SUPPLEMENTARY FEATURES | VOLTAGE: 28VDC, + OR - 10%; BONDING - CONNECTOR BODY TO FAN CASE: 5 MILLIOHMS; OPERATING TEMPERATURE: +5 TO +85 DEGREES CELSIUS; NON-OPERATING TEMPERATURE: -40 TO +100 DEGREES CELSIUS; VIBRATION PER MIL-STD-202 METHOD 201 0.06" DOUBLE AMPLITUDE, 10-55 HZ FREQUENCY RANGE |
| AJAH | UNPACKAGED UNIT HEIGHT | INCHES NOMINAL 4.5 |
| FEAT | SPECIAL FEATURES | MATERIAL IS ALUMINUM - FINISH PAINT, GLYCERYL-PHTHALATE, BLACK, FLAT, A LKYD/MELAMINE BACKING ENAMEL CONFORMING TO TT-E-489G, CLASS B W/EXCEPTION OF LUSTERLUSS SHEEN PER COLOR NUMBER 37038 OF FED-STD-595 |
| AFJQ | STORAGE TEMP RANGE | CELSIUS -40.0 TO 100.0 |
| AJAF | UNPACKAGED UNIT LENGTH | INCHES NOMINAL 4.6 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 012181000 | 82877 | ROTRON INCORPORATED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4A48212H01 | 04804 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4A48212H01 | 82877 | ROTRON INCORPORATED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M2-27-T-0788 | 7 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140016064520&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140016064520&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140016064520
- 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/4140-01-606-4520/
JSON: https://nsnexplorer.com/api/nsn/4140-01-606-4520.json