The Heater,space,electric, cataloged under National Stock Number 4520-01-278-2676, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-278-2676 |
| Primary Part Number | HCH-301-480V1P |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Heat Delivery Rate | 10256.0 BRITISH THERMAL UNIT |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Voltage in Volts | 480.0 |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | VERTICAL |
| Height | 21.000 INCHES NOMINAL IN |
| Depth | 7.000 INCHES NOMINAL IN |
| Width | 36.000 INCHES NOMINAL IN |
| Heat Directing Device | DIRECTIONAL GRILLE |
| Mounting Type | FLOOR-WALL |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Current Rating in Amps | 6.25 |
| Operating Control Type | THERMOSTATIC |
| 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 |
|---|---|
| HCH-301-480V1P PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 003-026766-057 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| Reference | Meaning |
|---|---|
| HCH-301 | 5/1 Secondary reference Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
NSN 4520-01-278-2676 is a Heater,space,electric, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-278-2676 has 2 manufacturer part numbers on file: HCH-301-480V1P (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 003-026766-057 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for HCH-301-480V1P: Heat Delivery Rate: 10256.0 BRITISH THERMAL UNIT; Phase: SINGLE; Frequency in Hertz: 60.0; Current Type: AC. 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.