The Heater,duct Type,stationary, cataloged under National Stock Number 4520-01-587-7323, 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 Imeco Inc. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-587-7323 |
| Primary Part Number | 21617661 |
| Item Name | Heater,duct Type,stationary |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Imeco Inc |
| Status | ACTIVE |
| Heat Medium Type | AIR |
| Width | 600.0 MILLIMETERS NOMINAL MM |
| Mounting Type | VENTILATION DUCT |
| Heating Element Type | ELECTRIC NONIMMERSION |
| 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 |
|---|---|
| 21617661 PRIMARY | Imeco Inc (USA) |
NSN 4520-01-587-7323 is a Heater,duct Type,stationary, manufactured by Imeco Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-587-7323 has 1 manufacturer part number on file: 21617661 (Imeco Inc).
Key specifications for 21617661: Heat Medium Type: AIR; Width: 600.0 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: ELECTRIC DUCT HEATER, RH; Mounting Type: VENTILATION DUCT. 4 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.