The Heating Element,electrical,immer, cataloged under National Stock Number 4520-00-289-9733, 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 23 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 4520-00-289-9733 |
| Primary Part Number | 47935 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | The Electric Heater Co Dba Hubbell Electric Heater Co. |
| Status | ACTIVE |
| Flange Diameter | 3.500 INCHES NOMINAL IN |
| Phase | THREE FIRST VOLTAGE |
| Phase | THREE SECOND VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 6 |
| Length | 11.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 220.0 AC FIRST VOLTAGE |
| Voltage in Volts and Current Type | 440.0 AC SECOND VOLTAGE |
| Body Style | TUBULAR, FLANGED |
| Hole or Slot Quantity | 4 |
| Flange Thickness | 0.250 INCHES NOMINAL IN |
| Maximum Wattage Rating in Watts | 2600.0 FIRST VOLTAGE |
| Maximum Wattage Rating in Watts | 3000.0 SECOND VOLTAGE |
| Element Connection Style | STUD TYPE |
| Terminal Box Environmental Protection | STANDARD |
| Mounting Method Style | FLANGE TYPE MOUNTING FACILITY |
| Heat Quantity | 1 |
| Bolt Circle Diameter | 2.750 INCHES NOMINAL IN |
| Element Radiation Spectrum | NONINFRARED |
| Material | COPPER SHEATH |
| Material | NICKEL ALLOY RESISTANCE WIRE |
| Hole Diameter | 0.438 INCHES NOMINAL IN |
| Element Quantity | 3 |
| 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 |
|---|---|
| 47935 PRIMARY | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| 17715-12 | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| 17704PC12 | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| 17716PC12 | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| Reference | Meaning |
|---|---|
| 74926 | 5/9 Secondary reference The Electric Heater Co Dba Hubbell Electric Heater Co. |
NSN 4520-00-289-9733 is a Heating Element,electrical,immer, manufactured by The Electric Heater Co Dba Hubbell Electric Heater Co., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-289-9733 has 4 manufacturer part numbers on file: 47935 (The Electric Heater Co Dba Hubbell Electric Heater Co.), 17715-12 (The Electric Heater Co Dba Hubbell Electric Heater Co.), 17704PC12 (The Electric Heater Co Dba Hubbell Electric Heater Co.), 17716PC12 (The Electric Heater Co Dba Hubbell Electric Heater Co.).
5 possible matches (shared part number, not a government interchangeability claim): 5999-00-866-5395, 4810-01-104-2597, 4310-01-305-3274. Verify interchangeability with system specifications before substitution.
Key specifications for 47935: Flange Diameter: 3.500 INCHES NOMINAL IN; Phase: THREE FIRST VOLTAGE; Phase: THREE SECOND VOLTAGE; Frequency in Hertz: 60.0. 23 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.