The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-421-3781, 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 Kockum Sonics Aktiebolag. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-421-3781 |
| Primary Part Number | 24510044 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Kockum Sonics Aktiebolag |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 110.0 AC SINGLE VOLTAGE |
| Maximum Wattage Rating in Watts | 25.0 SINGLE VOLTAGE |
| 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 |
|---|---|
| 24510044 PRIMARY | Kockum Sonics Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 24510044 | 3/9 Design control — primary reference Kockum Sonics Ab |
NSN 4520-01-421-3781 is a Heating Element,electrical,nonim, manufactured by Kockum Sonics Aktiebolag, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-421-3781 has 1 manufacturer part number on file: 24510044 (Kockum Sonics Aktiebolag).
Key specifications for 24510044: Voltage in Volts and Current Type: 110.0 AC SINGLE VOLTAGE; Maximum Wattage Rating in Watts: 25.0 SINGLE VOLTAGE; End Item Identification: NAVY WEAPON SYSTEM CODE TH STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 2 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.