Part Details | STATIONARY DUCT TYPE HEATER
4520-01-331-6561 A device capable of producing heat from gas, liquid fuel, or an electrical heating element designed for permanent installation in sheet metal ducts of a forced air circulating system. It consists of (1) a finned, steel burner tube, a combustion air blower, a control panel, and a constant level fuel supply system or (2) a device having a heating element which when connected to an electrical source, directly imparts heat. It may be provided with a flanged outer casing to facilitate mounting in planned or existing duct work. Circulation of the heated air is achieved by use of a blower or fan not integral with the heating unit.
Alternate Parts: 2103047542 ITEM 06701, 210-30475-42 ITEM 06-70-1, 2103047542, 210-30475-42, TFZU1.8318X64403124C1C5M, TFZU-1.83-18X6-440/3/1/24-C1C5M-, 4520-01-331-6561, 01-331-6561, 4520013316561, 013316561
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | DEC 22, 1990 | 01-331-6561 | 17014 ( HEATER, DUCT TYPE, STATIONARY ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-01-331-6561
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 210-30475-42 ITEM 06-70-1 | 74924 | INDEECO LLCDBA INDEECO |
| 210-30475-42 | 74924 | INDEECO LLCDBA INDEECO |
| TFZU-1.83-18X6-440/3/1/24-C1C5M- | 74924 | INDEECO LLCDBA INDEECO |
Technical Data | NSN 4520-01-331-6561
| Characteristic | Specifications |
|---|---|
| HEAT DELIVERY RATE | 6243.96 BRITISH THERMAL UNIT |
| CURRENT TYPE | AC |
| VOLTAGE IN VOLTS | 440.0 |
| FREQUENCY IN HERTZ | 60.0 |
| PHASE | THREE |
| CURRENT RATING IN AMPS | 4.159 |
| HEATING ELEMENT TYPE | ELECTRIC NONIMMERSION |
| HEAT MEDIUM TYPE | AIR |
| MOUNTING TYPE | VENTILATION DUCT |
| HEIGHT | 8.000 INCHES NOMINAL |
| WIDTH | 25.750 INCHES NOMINAL |
| DEPTH | 17.500 INCHES NOMINAL |
| DUCT HEIGHT | 6.000 INCHES |
| DUCT WIDTH | 18.000 INCHES |
| INCLOSURE MATERIAL | STEEL CORROSION RESISTING |
| OPERATING CONTROL TYPE | THERMAL SWITCH |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER |
| EXTRA LONG REFERENCE NUMBER | TFZU-1.83-18X6-440/3/1/24-C1C5M3N24QT4U4ZZ2 |