# NSN 4520-01-317-8979: Heater, Water, Electric

NSN 4520-01-317-8979 (also written 4520013178979; NIIN 01-317-8979) is a heater, water, electric in Federal Supply Class 4520, Space and Water Heating Equipment. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4520-01-317-8979 (4520013178979)
- NIIN: 01-317-8979 (013178979)
- Item name: HEATER,WATER,ELECTRIC
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABAL | HEATING ELEMENT TYPE | ANY ACCEPTABLE |
| ABFF | FURNISHED ITEMS | ATTACHMENT DEVICE AND THERMOSTATIC SWITCH |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 18.000 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 17.000 |
| AKYN | FURNISHED ITEMS AND QUANTITY | RELIEF VALVE 1 |
| AMHR | HEATING CAPACITY PER HOUR | GALLONS 5.0 |
| AMHX | TEMP RISE PER HOUR | FAHRENHEIT 90.0 |
| AMLL | WATER INLET CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | NPT 3 TO 4-14 |
| AMLM | WATER OUTLET CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | NPT 3 TO 4-14 |
| AMLQ | WATER INLET CONNECTION QUANTITY | 1 |
| AMLR | WATER OUTLET CONNECTION QUANTITY | 1 |
| AXQD | CAPACITY | TANK GALLONS 5.0 |
| CBBL | FEATURES PROVIDED | INSULATED |
| CQQF | OPERATING PRESSURE | POUNDS PER SQUARE INCH (PSI) MAXIMUM 110.0 |
| FAAZ | PHASE | THREE |
| FREQ | FREQUENCY IN HERTZ | 60.0 |
| MATT | MATERIAL | COPPER ALLOY |
| SFTT | SURFACE TREATMENT | OUTSIDE PAINT |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349--IL-H-965D A-END2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 17748 | 19857 | THE ELECTRIC HEATER CO DBA HUBBELL ELECTRIC HEATER CO. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-H-965D | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS965-A5 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4520013178979&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520013178979
- 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/4520-01-317-8979/
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