The Heater,ventilation,duct Type, cataloged under National Stock Number 4520-01-357-5465, 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 Chromalox Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4520-01-357-5465 |
| Primary Part Number | 106-302111-009 |
| Item Name | Heater,ventilation,duct Type |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc |
| Status | ACTIVE |
| Heat Delivery Rate | 9894.8 BRITISH THERMAL UNIT |
| Heat Medium Type | AIR |
| Heat Outlet Quantity | 1 |
| Specification/standard Data | 81349-MIL-H-22594A GOVERNMENT SPECIFICATION A |
| Nondefinitive Spec/std Data | 22EH SIZE AND H TYPE |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | HORIZONTAL OR VERTICAL |
| Height | 6.250 INCHES NOMINAL IN |
| Maximum Pressure Limit | 60.0 POUNDS PER SQUARE INCH GAGE LBS |
| Depth | 16.250 INCHES NOMINAL IN |
| Heat Directing Device | DIRECTIONAL GRILLE |
| Mounting Type | VENTILATION DUCT |
| Heating Element Type | ELECTRIC NONIMMERSION |
| 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 |
|---|---|
| 106-302111-009 PRIMARY | Chromalox Inc (USA) |
| Reference | Meaning |
|---|---|
| 106-302111-000 | D/9 Drawing number reference only Chromalox Inc |
| MIL-H-22594 | 4/1 Identification reference U.S. Government activity |
NSN 4520-01-357-5465 is a Heater,ventilation,duct Type, manufactured by Chromalox Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-357-5465 has 1 manufacturer part number on file: 106-302111-009 (Chromalox Inc).
Key specifications for 106-302111-009: Heat Delivery Rate: 9894.8 BRITISH THERMAL UNIT; Heat Medium Type: AIR; Heat Outlet Quantity: 1; Specification/standard Data: 81349-MIL-H-22594A GOVERNMENT SPECIFICATION A. 14 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.