# NSN 4520-01-371-8081: Heater, Duct Type, Stationary

NSN 4520-01-371-8081 (also written 4520013718081; NIIN 01-371-8081) is a heater, duct type, stationary in Federal Supply Class 4520, Space and Water Heating Equipment. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 4520-01-371-8081 (4520013718081)
- NIIN: 01-371-8081 (013718081)
- Item name: HEATER,DUCT TYPE,STATIONARY
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAXX | MOUNTING TYPE | VENTILATION DUCT |
| ABAM | HEAT MEDIUM TYPE | AIR |
| ABAW | HEAT OUTLET QUANTITY | 1 |
| ABAX | HEAT DELIVERY DIRECTION | HORIZONTAL |
| ABAY | HEAT DISCHARGE OUTLET TYPE | STATIONARY |
| ABAZ | HEAT DIRECTING DEVICE | FIXED LOUVER |
| ABGL | WIDTH | INCHES NOMINAL 8.000 |
| ACDC | CURRENT TYPE | AC |
| AMPS | CURRENT RATING IN AMPS | 28.4 |
| BDXJ | HEATING ELEMENT TYPE | ELECTRIC NONIMMERSION |
| CQSJ | INCLOSURE MATERIAL | STEEL CORROSION RESISTING |
| CQXD | HEAT DELIVERY RATE | BRITISH THERMAL UNIT 3412.0 |
| ELEC | VOLTAGE IN VOLTS | 120.0 |
| FAAZ | PHASE | SINGLE |
| FREQ | FREQUENCY IN HERTZ | 60.0 |
| HGTH | HEIGHT | INCHES NOMINAL 6.000 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 106-302307-021 | 07131 | CHROMALOX INC | [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=4520013718081&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520013718081
- 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/4520-01-371-8081/
JSON: https://nsnexplorer.com/api/nsn/4520-01-371-8081.json