The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-122-0640, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-122-0640 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Length | 4.500 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 24.0 DC SINGLE VOLTAGE |
| Body Style | STRIP ELEMENT |
| Maximum Wattage Rating in Watts | 33.0 SINGLE VOLTAGE |
| Terminal Length | 6.000 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD |
| Heat Quantity | 1 |
| Terminal Arrangement Style | IN LINE (TANDEM) AT ONE END |
| Element Radiation Spectrum | NONINFRARED |
| Width | 1.820 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| 8771262-2 | 3/9 Design control — primary reference Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat |
| 8771262-2 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 4520-00-122-0640 is a Heating Element,electrical,nonim, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
Key specifications for 4520-00-122-0640: Terminal Quantity: 2; Length: 4.500 INCHES NOMINAL IN; Voltage in Volts and Current Type: 24.0 DC SINGLE VOLTAGE; Body Style: STRIP ELEMENT. 12 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.