The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-758-9856, 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 Hotwatt, Inc. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-758-9856 |
| Primary Part Number | 13B0045-300W |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Hotwatt, Inc |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Length | 10.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | STRIP ELEMENT |
| Hole or Slot Quantity | 2 |
| Maximum Wattage Rating in Watts | 300.0 SINGLE VOLTAGE |
| Terminal Length | 0.750 INCHES NOMINAL IN |
| Mounting Facility Length | 0.500 INCHES NOMINAL IN |
| Element Connection Style | STUD TYPE |
| Mounting Method Style | FLANGE TYPE MOUNTING FACILITY |
| Nominal Thread Size | 0.138 INCHES STUD IN |
| Heat Quantity | 1 |
| Terminal Arrangement Style | IN LINE (TANDEM) AT ONE END |
| Element Radiation Spectrum | NONINFRARED |
| Width | 1.750 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 10.000 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING SHEATH |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD |
| Mounting Facility Width | 0.313 INCHES NOMINAL IN |
| Thread Quantity | 32.0 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 |
|---|---|
| 13B0045-300W PRIMARY | Hotwatt, Inc (USA) |
| Reference | Meaning |
|---|---|
| 66B43133 | 5/9 Secondary reference U.S. Government activity |
NSN 4520-00-758-9856 is a Heating Element,electrical,nonim, manufactured by Hotwatt, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-758-9856 has 1 manufacturer part number on file: 13B0045-300W (Hotwatt, Inc).
Key specifications for 13B0045-300W: Phase: SINGLE SINGLE VOLTAGE; Terminal Quantity: 2; Length: 10.000 INCHES NOMINAL IN; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE. 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.