The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-174-4626, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-00-174-4626 |
| Primary Part Number | S280-1090-2 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Voltage in Volts and Current Type | 230.0 AC SINGLE VOLTAGE |
| Body Style | STRIP ELEMENT |
| Hole or Slot Quantity | 2 |
| Maximum Wattage Rating in Watts | 250.0 SINGLE VOLTAGE |
| Terminal Length | 0.625 INCHES NOMINAL IN |
| Mounting Facility Length | 0.500 INCHES NOMINAL IN |
| Element Connection Style | STUD TYPE |
| Mounting Method Style | SLOT OR HOLE TYPE MOUNTING FACILITY |
| Nominal Thread Size | 0.216 INCHES STUD IN |
| Heat Quantity | 1 |
| Terminal Arrangement Style | IN LINE (TANDEM) AT ONE END |
| Element Radiation Spectrum | NONINFRARED |
| Width | 1.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 7.000 INCHES NOMINAL IN |
| Material | NICKEL AND CHROMIUM RESISTANCE WIRE |
| Material | NICKEL AND COPPER SHEATH |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD |
| Mounting Facility Width | 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Quantity | 24.0 PER INCH STUD |
| 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 |
|---|---|
| S280-1090-2 | Raytheon Company (USA) |
| S280-1090-2 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| S280-1090-2 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 4520-00-174-4626 is a Heating Element,electrical,nonim, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-174-4626 has 2 manufacturer part numbers on file: S280-1090-2 (Raytheon Company), S280-1090-2 (Raytheon Company Dba Raytheon Co).
Key specifications for S280-1090-2: Phase: SINGLE SINGLE VOLTAGE; Terminal Quantity: 2; Voltage in Volts and Current Type: 230.0 AC SINGLE VOLTAGE; Body Style: STRIP ELEMENT. 22 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.