# NSN 4520-01-065-2191: Heater, Water, Gas

NSN 4520-01-065-2191 (also written 4520010652191; NIIN 01-065-2191) is a heater, water, gas in Federal Supply Class 4520, Space and Water Heating Equipment. 6 manufacturer part numbers from 4 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4520-01-065-2191 (4520010652191)
- NIIN: 01-065-2191 (010652191)
- Item name: HEATER,WATER,GAS
- 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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ALBM | OPERATING CONTROL METHOD | AUTOMATIC |
| AXQD | CAPACITY | TANK GALLONS 75.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 22V75 | 17702 | RHEEM MFG CO WATER HEATER DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CV75NRT7 | 52538 | STATE INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ETN075 | 52116 | LOCHINVAR LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ETN076 | 52116 | LOCHINVAR LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FSG-75 | 33409 | A. O. SMITH CORPORATION DBA A O SMITH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KGA75 | 33409 | A. O. SMITH CORPORATION DBA A O SMITH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE8E8-27-T-0297 | 1 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4520010652191&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4520010652191&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520010652191
- 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/4520-01-065-2191/
JSON: https://nsnexplorer.com/api/nsn/4520-01-065-2191.json