The Heater,space,electric, cataloged under National Stock Number 4520-01-137-7797, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-137-7797 |
| Primary Part Number | 3UF60 |
| 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 |
| Speed Adjustments | SINGLE SPEED |
| Heat Delivery Rate | 5119.0 BRITISH THERMAL UNIT |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Quantity | 1 |
| Voltage in Volts | 240.0 |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | HORIZONTAL |
| Height | 14.250 INCHES NOMINAL IN |
| Air Circulation Device | PROPELLER FAN |
| Depth | 2.750 INCHES NOMINAL IN |
| Width | 9.000 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Circulated Air Type | HEATED |
| Heat Directing Device | DIRECTIONAL GRILLE |
| Mounting Type | CEILING RECESSED OR WALL RECESSED, ROOM INTERIOR, OUTSIDE WALL |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Current Rating in Amps | 6.0 |
| 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 | N |
| Part Number | Manufacturer |
|---|---|
| 3UF60 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 2433S | 3/9 Design control — primary reference Fasco Industries Inc |
NSN 4520-01-137-7797 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 4520-01-137-7797 has 1 manufacturer part number on file: 3UF60 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 3UF60: Speed Adjustments: SINGLE SPEED; Heat Delivery Rate: 5119.0 BRITISH THERMAL UNIT; Phase: SINGLE; 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.