The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-015-3042, 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 Technical Heaters, Inc. Dba Technical Heaters Inc. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-015-3042 |
| Primary Part Number | LIW252-2 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Technical Heaters, Inc. Dba Technical Heaters Inc |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 115.0 DC FIRST VOLTAGE |
| Voltage in Volts and Current Type | 208.0 DC SECOND VOLTAGE |
| Body Style | STRIP ELEMENT |
| Maximum Wattage Rating in Watts | 7.5 FIRST VOLTAGE |
| Maximum Wattage Rating in Watts | 87.0 SECOND VOLTAGE |
| Width | 0.540 INCHES NOMINAL IN |
| Element Quantity | 2 |
| 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 |
|---|---|
| LIW252-2 PRIMARY | Technical Heaters, Inc. Dba Technical Heaters Inc (USA) |
| 972165-4 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 972291-3 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 972115-2 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 4520-01-015-3042 is a Heating Element,electrical,nonim, manufactured by Technical Heaters, Inc. Dba Technical Heaters Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-015-3042 has 3 manufacturer part numbers on file: LIW252-2 (Technical Heaters, Inc. Dba Technical Heaters Inc), 972165-4 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 972291-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for LIW252-2: Voltage in Volts and Current Type: 115.0 DC FIRST VOLTAGE; Voltage in Volts and Current Type: 208.0 DC SECOND VOLTAGE; Body Style: STRIP ELEMENT; Maximum Wattage Rating in Watts: 7.5 FIRST VOLTAGE. 7 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.