The Heater,water,electric, cataloged under National Stock Number 4520-01-731-9804, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is The Electric Heater Co Dba Hubbell Electric Heater Co.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Heater,water,electric |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | The Electric Heater Co Dba Hubbell Electric Heater Co. (CAGE 19857); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-731-9804 |
| Primary Part Number | CE110-SP/218129173 |
| Item Name | Heater,water,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | The Electric Heater Co Dba Hubbell Electric Heater Co. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CE110-SP/218129173 PRIMARY | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| 533-8833564-BH-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| R6541601-BH-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| LOA013790-BH-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 97-1020-97/REV J | D/9 Drawing number reference only The Electric Heater Co Dba Hubbell Electric Heater Co. |
NSN 4520-01-731-9804 is a Heater,water,electric, manufactured by The Electric Heater Co Dba Hubbell Electric Heater Co., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-731-9804 has 2 manufacturer part numbers on file: CE110-SP/218129173 (The Electric Heater Co Dba Hubbell Electric Heater Co.), 533-8833564-BH-1 (Naval Sea Systems Command).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.