The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-236-5964, 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 Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4520-01-236-5964 |
| Primary Part Number | 541-5749618 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Element Radiation Spectrum | NONINFRARED |
| 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 |
|---|---|
| 541-5749618 PRIMARY | Naval Sea Systems Command (USA) |
| 7-30-85-7 | Hall George T Co (USA) |
| 7-30-85-7 PRIMARY | Watlow Electric Manufacturing Co Dba Watlow (USA) |
| Reference | Meaning |
|---|---|
| 24E507090G07 | 5/9 Secondary reference General Electric Co Aviation Service Seattle of Aviation Service Dept |
| 5749618 | D/9 Drawing number reference only Naval Sea Systems Command |
| 5749613 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4520-01-236-5964 is a Heating Element,electrical,immer, manufactured by Naval Sea Systems Command, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-236-5964 has 3 manufacturer part numbers on file: 541-5749618 (Naval Sea Systems Command), 7-30-85-7 (Hall George T Co), 7-30-85-7 (Watlow Electric Manufacturing Co Dba Watlow).
Key specifications for 541-5749618: Element Radiation Spectrum: NONINFRARED. 1 specification is 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.