The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-402-2452, 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 Hedin Chromalox (division of Chromalox Uk Ltd). Government technical data includes 9 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-402-2452 |
| Primary Part Number | 0159 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Hedin Chromalox (division of Chromalox Uk Ltd) |
| Status | ACTIVE |
| Phase | THREE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Voltage in Volts and Current Type | 440.0 AC SINGLE VOLTAGE |
| Maximum Wattage Rating in Watts | 10000.0 SINGLE VOLTAGE |
| Terminal Box Environmental Protection | MOISTURE RESISTANT |
| Heat Quantity | 1 |
| Heat Control Type | THERMOSTAT |
| Element Radiation Spectrum | FAR INFRARED |
| 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 |
|---|---|
| 0159 PRIMARY | Hedin Chromalox (division of Chromalox Uk Ltd) (GBR) |
| Z21882APC5 | Hedin Chromalox (division of Chromalox Uk Ltd) (GBR) |
NSN 4520-00-402-2452 is a Heating Element,electrical,nonim, manufactured by Hedin Chromalox (division of Chromalox Uk Ltd), classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-402-2452 has 2 manufacturer part numbers on file: 0159 (Hedin Chromalox (division of Chromalox Uk Ltd)), Z21882APC5 (Hedin Chromalox (division of Chromalox Uk Ltd)).
3 possible matches (shared part number, not a government interchangeability claim): 5905-00-518-8046, 5905-00-666-2732, 4820-01-478-6981. Verify interchangeability with system specifications before substitution.
Key specifications for 0159: Phase: THREE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE; Maximum Wattage Rating in Watts: 10000.0 SINGLE VOLTAGE. 9 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.