The Heater,water,electric, cataloged under National Stock Number 4520-01-423-8694, 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.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-423-8694 |
| Primary Part Number | E10-1.55SLA 1/2" INLET |
| 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 |
| Thermostatic Switch | INCLUDED |
| Water Outlet Connection Quantity | 1 |
| Phase | SINGLE |
| Heating Element Wattage Rating | 1500.000 SINGLE |
| Frequency in Hertz | 60.0 |
| Overall Diameter | 20.000 INCHES NOMINAL IN |
| Capacity | 10.0 GALLONS TANK |
| Water Inlet Connection Quantity | 1 |
| Insulated Feature | INCLUDED |
| Attachment Device | INCLUDED |
| Heating Element Type | SINGLE |
| Switch Type | SINGLE THROW |
| Material | STEEL |
| Furnished Items and Quantity | 3/8" IPS DRAIN, HI-TEMP CUTOFF WITH MANUAL RESET, TEMP AND PRESSURE RELIEF VALVE AT 100 PSI/210DEG F, LOW WATER CUTOFF, ON/OFF SWITCH, JUNCTION BOX DEGF |
| 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 |
|---|---|
| 94-7323-1/2INCH | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| E10-1.55SLA 1/2" INLET PRIMARY | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| Reference | Meaning |
|---|---|
| 94-7323 | D/9 Drawing number reference only The Electric Heater Co Dba Hubbell Electric Heater Co. |
NSN 4520-01-423-8694 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 4520-01-423-8694 has 2 manufacturer part numbers on file: 94-7323-1/2INCH (The Electric Heater Co Dba Hubbell Electric Heater Co.), E10-1.55SLA 1/2" INLET (The Electric Heater Co Dba Hubbell Electric Heater Co.).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-423-8708, 4520-01-423-9516. Verify interchangeability with system specifications before substitution.
Key specifications for E10-1.55SLA 1/2" INLET: Thermostatic Switch: INCLUDED; Overall Height: 25.000 INCHES NOMINAL IN; Water Outlet Connection Quantity: 1; Phase: SINGLE. 14 specifications are documented in the U.S. Government catalog.
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.