The Heater,space,electric, cataloged under National Stock Number 4520-01-047-3631, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-047-3631 |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| Maximum Air Flow Rate | 800.0 CUBIC FEET PER MINUTE |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Quantity | 1 |
| Voltage in Volts | 208.0 |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | ADJUSTABLE |
| Heat Delivery Direction | HORIZONTAL |
| Height | 16.500 INCHES NOMINAL IN |
| Air Circulation Device | PROPELLER FAN |
| Depth | 13.500 INCHES NOMINAL IN |
| Width | 14.000 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Circulated Air Type | HEATED |
| Heat Directing Device | ADJUSTABLE LOUVER |
| Mounting Type | CEILING SUSPENDED |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Current Rating in Amps | 37.5 |
| Operating Control Type | HAND SWITCH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| USA281253 | 3/9 Design control — primary reference Wesix |
| CUA281253 | 5/9 Secondary reference Wesix |
NSN 4520-01-047-3631 is a Heater,space,electric, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
Key specifications for 4520-01-047-3631: Maximum Air Flow Rate: 800.0 CUBIC FEET PER MINUTE; Speed Adjustments: SINGLE SPEED; Phase: THREE; Frequency in Hertz: 60.0. 21 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.