# NSN 4420-01-539-8110: Cooler, Fluid, Industrial

NSN 4420-01-539-8110 (also written 4420015398110; NIIN 01-539-8110) is a cooler, fluid, industrial in Federal Supply Class 4420, Heat Exchangers and Steam Condensers. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Nov 2026.

## Identification

- NSN: 4420-01-539-8110 (4420015398110)
- NIIN: 01-539-8110 (015398110)
- Item name: COOLER,FLUID,INDUSTRIAL
- Federal Supply Class: [FSC 4420 Heat Exchangers and Steam Condensers](https://nsnexplorer.com/fsc/4420/)
- Federal Supply Group: [FSG 44](https://nsnexplorer.com/group/44/)
- 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 | HEAT EXCHANGER,JACKET WATER COOLING |
| AGAV | END ITEM IDENTIFICATION | SHIPS SERVICE DIESEL GENERATOR ABOARD 270 FT MEP VESSELS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4W4642 | 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 |
| --- | --- | --- | --- | --- |
| 2026-11-05 | [SPE7LX21D0087/SPE7LX27FA2D3](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4420015398110) | COOLER, FLUID, INDUSTRIAL | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $35,645.28 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4420015398110&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4420015398110
- 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.

Canonical page: https://nsnexplorer.com/nsn/4420-01-539-8110/
JSON: https://nsnexplorer.com/api/nsn/4420-01-539-8110.json