# NSN 4520-01-467-0773: Heater, Immersion, Liquid Fuel Fir

NSN 4520-01-467-0773 (also written 4520014670773; NIIN 01-467-0773) is a heater, immersion, liquid fuel fir in Federal Supply Class 4520, Space and Water Heating Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4520-01-467-0773 (4520014670773)
- NIIN: 01-467-0773 (014670773)
- Item name: HEATER,IMMERSION,LIQUID FUEL FIR
- Federal Supply Class: [FSC 4520 Space and Water Heating Equipment](https://nsnexplorer.com/fsc/4520/)
- Federal Supply Group: [FSG 45](https://nsnexplorer.com/group/45/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 5

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 155-073098-003 | 07131 | CHROMALOX INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 155-073098-003 | 65586 | CHROMALOX INC DBA CHROMALOX PRECISION HEAT AND CONTROL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 155-073098-003 | 7Y333 | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-17 | $26,447.31 | 4 | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520014670773) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE8E926V2363](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520014670773) | HEATER, IMMERSION, LIQUID FUEL FIRED | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | $105,789.24 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4520014670773&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520014670773
- 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/4520-01-467-0773/
JSON: https://nsnexplorer.com/api/nsn/4520-01-467-0773.json