The Heater,space, cataloged under National Stock Number 4520-01-236-2562, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-236-2562 |
| Primary Part Number | 3E299 |
| Item Name | Heater,space |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Heat Delivery Rate | 13300.0 BRITISH THERMAL UNIT |
| Inclosure Material | STEEL |
| Fuel Type | PROPANE |
| Height | 20.500 INCHES NOMINAL IN |
| Surface Treatment | PAINT |
| Depth | 9.750 INCHES NOMINAL IN |
| Width | 23.000 INCHES NOMINAL IN |
| Ignition Method | PILOT |
| Mounting Type | FLOOR SURFACE, FREE STANDING, NONDUCTED |
| Fuel Feed Method | EXTERNAL PRESSURE |
| Heating Element Type | BURNER |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 3E299 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| VC220-TL | 3/9 Design control — primary reference White Consolidated Industries Inc Perfection Products Div |
NSN 4520-01-236-2562 is a Heater,space, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-236-2562 has 1 manufacturer part number on file: 3E299 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 3E299: Heat Delivery Rate: 13300.0 BRITISH THERMAL UNIT; Inclosure Material: STEEL; Fuel Type: PROPANE; Height: 20.500 INCHES NOMINAL IN. 12 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.