The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-758-3498, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-758-3498 |
| Primary Part Number | LIW314-1 |
| 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 |
| FSC Application Data | COMPUTER,NAVIGATIONAL |
| Frequency in Hertz | 400.0 |
| Terminal Quantity | 2 |
| Length | 1.930 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 200.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, RECTANGULAR |
| Maximum Wattage Rating in Watts | 137.0 SINGLE VOLTAGE |
| Terminal Length | 0.250 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD |
| Mounting Method Style | TERMINAL MOUNTED |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Width | 2.500 INCHES NOMINAL IN |
| Material | NICKEL ALLOY RESISTANCE WIRE |
| Material | ADHESIVE AND SILICON RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION |
| 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 |
|---|---|
| LIW314-1 PRIMARY | Technical Heaters, Inc. Dba Technical Heaters Inc (USA) |
| Reference | Meaning |
|---|---|
| 61-2290-1 | 5/9 Secondary reference Elmwood Sensors Inc Transflex Products Div |
| 972168-1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 4520-00-758-3498 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 4520-00-758-3498 has 1 manufacturer part number on file: LIW314-1 (Technical Heaters, Inc. Dba Technical Heaters Inc).
Key specifications for LIW314-1: FSC Application Data: COMPUTER,NAVIGATIONAL; Frequency in Hertz: 400.0; Terminal Quantity: 2; Length: 1.930 INCHES NOMINAL IN. 16 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.