# NSN 4520-01-250-4078: Heater, Space, Electric

NSN 4520-01-250-4078 (also written 4520012504078; NIIN 01-250-4078) is a heater, space, electric in Federal Supply Class 4520, Space and Water Heating Equipment. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 4520-01-250-4078 (4520012504078)
- NIIN: 01-250-4078 (012504078)
- Item name: HEATER,SPACE,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABGL | WIDTH | INCHES NOMINAL 4.000 |
| ACDC | CURRENT TYPE | AC |
| ALYC | OPERATING CONTROL TYPE | THERMOSTATIC AND HAND SWITCH |
| BDXJ | HEATING ELEMENT TYPE | ELECTRIC NONIMMERSION |
| CQSJ | INCLOSURE MATERIAL | STEEL CORROSION RESISTING |
| ELEC | VOLTAGE IN VOLTS | 120.0 |
| FAAZ | PHASE | SINGLE |
| FREQ | FREQUENCY IN HERTZ | 60.0 |
| HGTH | HEIGHT | INCHES NOMINAL 21.750 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 75-728-15 | 17032 | VALAD ELECTRIC HEATING CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DFMH 11.75-1NM | 17032 | VALAD ELECTRIC HEATING CORP. | [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=4520012504078&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520012504078
- 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/4520-01-250-4078/
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