The Heater,space,electric, cataloged under National Stock Number 4520-01-198-9492, 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 W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-198-9492 |
| Primary Part Number | 3UG74 |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Maximum Air Flow Rate | 235.0 CUBIC FEET PER MINUTE |
| Speed Adjustments | 0 TO FULL SPEED |
| Heat Delivery Rate | 17065.0 BRITISH THERMAL UNIT |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Quantity | 1 |
| Voltage in Volts | 208.0 |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | HORIZONTAL |
| Height | 14.562 INCHES NOMINAL IN |
| Air Circulation Device | PROPELLER FAN |
| Depth | 12.312 INCHES NOMINAL IN |
| Width | 15.688 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Circulated Air Type | HEATED |
| Heat Directing Device | FIXED LOUVER |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Current Rating in Amps | 24.0 |
| 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 |
|---|---|
| 3UG74 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 3E041 | 5/9 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
| 3E082 | 5/9 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
NSN 4520-01-198-9492 is a Heater,space,electric, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-198-9492 has 1 manufacturer part number on file: 3UG74 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 3UG74: Maximum Air Flow Rate: 235.0 CUBIC FEET PER MINUTE; Speed Adjustments: 0 TO FULL SPEED; Heat Delivery Rate: 17065.0 BRITISH THERMAL UNIT; Phase: SINGLE. 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.