The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-563-6834, 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 Chromalox Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4520-01-563-6834 |
| Primary Part Number | 303012608 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Length | 24.875 INCHES NOMINAL IN |
| Body Style | SCREW TYPE |
| Maximum Wattage Rating in Watts | 3000.0 SINGLE VOLTAGE |
| Element Connection Style | STUD TYPE |
| Heat Quantity | 1 |
| Watt Density Rating | 15.0 PER SQUARE INCH SINGLE VOLTAGE |
| Conduit Opening Size | 0.750 INCHES NOMINAL IN |
| Element Radiation Spectrum | NONINFRARED |
| Material | STEEL SHEATH |
| Element Quantity | 1 |
| 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 |
|---|---|
| 303012608 PRIMARY | Chromalox Inc (USA) |
| Reference | Meaning |
|---|---|
| 303012608 | 3/9 Design control — primary reference Chromolox |
| AREMTO-30305E4T1 | 5/9 Secondary reference Chromolox |
| AREMTO-30305E4T1 | 5/1 Secondary reference Chromalox Inc |
NSN 4520-01-563-6834 is a Heating Element,electrical,immer, manufactured by Chromalox Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-563-6834 has 1 manufacturer part number on file: 303012608 (Chromalox Inc).
Key specifications for 303012608: Terminal Quantity: 2; Length: 24.875 INCHES NOMINAL IN; Body Style: SCREW TYPE; Maximum Wattage Rating in Watts: 3000.0 SINGLE VOLTAGE. 11 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.